Information about Gulf Blue color

#051657 - Gulf Blue color image

Basic facts about this digital color

#051657, known as "Gulf Blue", falls into the Blue Color Family — Full Saturation, Dark brightness. Its exact recipe is rgb(5, 22, 87) — 2% red, 8.6% green, 34.1% blue — and for print it converts to CMYK 32 / 25 / 0 / 66. New to color codes? See our guide to RGB color codes.

#051657 is a intensely saturated classic blue that stays on the darker end of the scale. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Deep Sapphire Blue (#001659). Slightly further away sit Borisfen Deep Blue (#001355) and Penn Blue (#011F5B).

Technically, the mix leans on its blue channel (rgb(5, 22, 87)), which gives #051657 its character. Accessibility-wise, white text works best on #051657: 16.7:1 contrast (passing WCAG AAA) versus 1.3:1 for black. For print, note the heavy black component (K:66) — ink coverage matters with tones this deep. This precise shade carries the officially registered name "Gulf Blue" in the Register.

Gulf Blue color variations

View this color variations of tints, shades, tones and hues.

Gulf Blue color tints

Tints look brighter, pastel, and less intense.
Gulf Blue

#051657
#0928A5

Color has no name
#113EF1

Color has no name
#607EF5

Color has no name
#AFBEFA

Color has no name
White

#FFFFFF

Gulf Blue color shades

Shades look darker, richer, and more solid.
Gulf Blue

#051657
#041145

Color has no name
#030C34

Color has no name
#020822

Color has no name
#010411

Color has no name
Black

#000000

Gulf Blue color tones

Tones looks more sophisticated and complex than base colors.
Gulf Blue

#051657
#11236A

Color has no name
#243578

Color has no name
#3D4A80

Color has no name
#5B6382

Color has no name
Grey

#808080

Gulf Blue color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#560556

Color has no name
#360556

Color has no name
#150556

Color has no name
Gulf Blue

#051657
#053656

Color has no name
#055656

Color has no name
#055636

Color has no name

Gulf Blue color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes
#051657
Gulf Blue

#051657

#574605
#574605

Color has no name

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme
#051657
Gulf Blue

#051657

#3E5705
#3E5705

Color has no name

#571E05
#571E05

Color has no name

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme
#1E0557
#1E0557

Color has no name

#051657
Gulf Blue

#051657

#053E57
#053E57

Color has no name

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme
#051657
Gulf Blue

#051657

#570515
#570515

Color has no name

#155705
#155705

Color has no name

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#051657
Gulf Blue

#051657

#460557
#460557

Color has no name

#574605
#574605

Color has no name

#155705
#155705

Color has no name

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#051657
Gulf Blue

#051657

#57053E
#57053E

Color has no name

#574605
#574605

Color has no name

#05571E
#05571E

Color has no name

Nearest named colors to Gulf Blue

The closest officially registered color names in the Register, ordered by similarity.

Deep Sapphire Blue color link
Deep Sapphire Blue

#001659

Borisfen Deep Blue color link
Borisfen Deep Blue

#001355

Penn Blue color link
Penn Blue

#011F5B

Norway Blue color link
Norway Blue

#00205B

Deep Phthalo Blue color link
Deep Phthalo Blue

#000B59

Deep Cobalt Blue color link
Deep Cobalt Blue

#002159

Downriver color link
Downriver

#092256

Jenniebear Blue color link
Jenniebear Blue

#111154

Brewers Blue color link
Brewers Blue

#0A2351

Dark Navy color link
Dark Navy

#02075D

Tottenham Navy color link
Tottenham Navy

#132257

Oxford Blue color link
Oxford Blue

#002147

Gulf Blue color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#051657 - Gulf Blue color image Gulf Blue color ORCN HD wallpaper 3840x2160 (Desktop)
#051657 - Gulf Blue color image Gulf Blue color ORCN HD wallpaper 1170x2532 (Mobile)
#051657 - Gulf Blue color image Gulf Blue color solid HD wallpaper 3840x2160 (Desktop)
#051657 - Gulf Blue color image Gulf Blue color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#051657
  • RGB5, 22, 87
  • CMYK32, 25, 0, 66
  • CSSrgb(5, 22, 87)
  • HSL228°, 89%, 18%
  • HSL Precise227.561°, 89.13%, 18.039%
  • HSV228°, 94%, 34%
  • HSB228°, 94%, 34%
  • Normalized R (0.0–1.0)0.020
  • Normalized G (0.0–1.0)0.086
  • Normalized B (0.0–1.0)0.341
  • GLSLvec3(0.020, 0.086, 0.341)
  • GLSL with alphavec4(0.020, 0.086, 0.341, 1.000)
  • HLSL / Metalfloat3(0.020, 0.086, 0.341)
  • Percentage of Red in RGB2%
  • Percentage of Green in RGB8.6%
  • Percentage of Blue in RGB34.1%
  • Color FamilyBlue
  • Saturation FamilyFull Saturation
  • Lightness FamilyDark
  • HEX ID051657
  • DECIMAL ID333399
  • Name Length9
  • This page visited13 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.