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Information about #1F2B33 color

#1F2B33 color image

Basic facts about this digital color

In the Register's classification, #1F2B33 belongs to the Azure Color Family, featuring Low Saturation and Dark brightness. The mix behind it: rgb(31, 43, 51) — 12.2% red, 16.9% green, 20% blue; the print equivalent is CMYK 8 / 3 / 0 / 80. New to color codes? See our guide to RGB color codes.

The color #1F2B33 reads as a calm, restrained steel-blue azure and leans clearly toward the dark side. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Dark Knight (#232D36). Its next-closest registered neighbors are Indian Ink (#232732) and Cinder (#242A2E).

In RGB terms — rgb(31, 43, 51) — the blue channel does the heavy lifting here. If you plan to put text on a #1F2B33 background, choose white — the contrast ratio is 14.5:1 (passing WCAG AAA), while black manages only 1.5:1. On paper it relies strongly on black ink (K:80), so proof dark layouts before a large print run. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#1F2B33 color variations

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

#1F2B33 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

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

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

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

Tetradic

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

Tetradic color scheme

Square

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

Square color scheme

Nearest named colors to #1F2B33

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Dark Knight color link
Dark Knight

#232D36

Indian Ink color link
Indian Ink

#232732

Cinder color link
Cinder

#242A2E

Black Pearl color link
Black Pearl

#1E272C

Dark color link
Dark

#1B2431

Kermadec color link
Kermadec

#1D2C2A

Blue Night color link
Blue Night

#1F263B

Allegro color link
Allegro

#242E3B

Wine Trail color link
Wine Trail

#27292D

Conversions between color systems and etc.

  • HEX#1F2B33
  • RGB31, 43, 51
  • CMYK8, 3, 0, 80
  • CSSrgb(31, 43, 51)
  • HSL204°, 24%, 16%
  • HSL Precise204°, 24.39%, 16.078%
  • HSV204°, 39%, 20%
  • HSB204°, 39%, 20%
  • Normalized R (0.0–1.0)0.122
  • Normalized G (0.0–1.0)0.169
  • Normalized B (0.0–1.0)0.200
  • GLSLvec3(0.122, 0.169, 0.200)
  • GLSL with alphavec4(0.122, 0.169, 0.200, 1.000)
  • HLSL / Metalfloat3(0.122, 0.169, 0.200)
  • Percentage of Red in RGB12.2%
  • Percentage of Green in RGB16.9%
  • Percentage of Blue in RGB20%
  • Color FamilyAzure
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID1F2B33
  • DECIMAL ID2042675
  • Name LengthThis color has no name
  • This page visited8 times
  • Counting from2025-01-01