Information about Captain Cook color

#00689B - Captain Cook color image

Basic facts about this digital color

#00689B, known as "Captain Cook", falls into the Azure Color Family — Full Saturation, Neutral brightness. The mix behind it: rgb(0, 104, 155) — 0% red, 40.8% green, 60.8% blue; the print equivalent is CMYK 61 / 20 / 0 / 39. New to color codes? See our guide to RGB color codes.

A pure, full-strength steel-blue azure, #00689B occupies the middle of the lightness scale. Designers typically reach for tones like this for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is almost identical to IBM Blue (#006699). Slightly further away sit Yeehaa (#006C98) and Sea Blue (#006994).

The recipe behind #00689B is rgb(0, 104, 155), with blue as the dominant ingredient. On this background, white text reaches a 6.1:1 contrast ratio (passing WCAG AA); black stays at 3.5:1. The name "Captain Cook" is officially recorded for this exact shade in The Official Register of Color Names.

Captain Cook color variations

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

Captain Cook 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 Captain Cook

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

IBM Blue color link
IBM Blue

#006699

Yeehaa color link
Yeehaa

#006C98

Sea Blue color link
Sea Blue

#006994

Sweden Blue color link
Sweden Blue

#006AA7

Dodgers Blue color link
Dodgers Blue

#005A9C

Allports color link
Allports

#0076A3

Duck Blue color link
Duck Blue

#007791

CG Blue color link
CG Blue

#007AA5

France Blue color link
France Blue

#0055A4

Ocean color link
Ocean

#017B92

Captain Cook color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#00689B
  • RGB0, 104, 155
  • CMYK61, 20, 0, 39
  • CSSrgb(0, 104, 155)
  • HSL200°, 100%, 30%
  • HSL Precise199.742°, 100%, 30.392%
  • HSV200°, 100%, 61%
  • HSB200°, 100%, 61%
  • Normalized R (0.0–1.0)0.000
  • Normalized G (0.0–1.0)0.408
  • Normalized B (0.0–1.0)0.608
  • GLSLvec3(0.000, 0.408, 0.608)
  • GLSL with alphavec4(0.000, 0.408, 0.608, 1.000)
  • HLSL / Metalfloat3(0.000, 0.408, 0.608)
  • Percentage of Red in RGB0%
  • Percentage of Green in RGB40.8%
  • Percentage of Blue in RGB60.8%
  • Color Family (Hue)Azure
  • Saturation FamilyFull Saturation
  • Lightness FamilyNeutral
  • HEX ID00689B
  • DECIMAL ID26779
  • Name Length12
  • This page visited903 times
  • Counting from2025-01-01