#05243F#05243F

#05243F is a dark, moderate cyan. Relative luminance 0.017; OKLCH L 25.4% C 0.062 H 249.0°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#05243F
RGB	rgb(5, 36, 63)
HSL	hsl(208, 85%, 13%)
HSV	hsv(208, 92%, 25%)
CMYK	cmyk(92.1%, 42.9%, 0%, 75.3%)
CIE-LAB	lab(13.55, 0.52, -20.37)
CIE-LCH	lch(13.55, 20.38, 271.47°)
OKLab	oklab(25.44% -0.0224 -0.0581)
OKLCH	oklch(25.44% 0.062 249)
XYZ	xyz(1.5903, 1.6527, 4.9368)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05243F #3F2005

analogous

#053F3D #05243F #05073F

triadic

#05243F #3F0524 #243F05

tetradic

#05243F #3D053F #3F2005 #073F05

square

#05243F #3D053F #3F2005 #073F05

split-complementary

#05243F #3F0507 #3F3D05

monochromatic

#02101C #02101C #05243F #094478 #0E65B0

Accessibility & contrast

On white

15.78

#05243F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#05243F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05243F

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05243F	#FFFFFF	#000000	##FFFFFF
##05243F	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172640

Deuteranopia (green-blind)

#0E203E

Tritanopia (blue-blind)

#002A2E

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #05243f;
/* rgb */ color: rgb(5, 36, 63);
/* oklch */ color: oklch(25.4% 0.062 249.0);

Tailwind

colors: {
  custom: {
    50: '#505e74',
    500: '#05243f',
    950: '#000000',
  },
}

SCSS

$custom: #05243f;
$custom-light: #505e74;
$custom-dark: #000000;

JSON

{
  "hex": "#05243f",
  "rgb": {
    "r": 5,
    "g": 36,
    "b": 63
  },
  "hsl": {
    "h": 207.931,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.25438,
    "c": 0.0623,
    "h": 249
  },
  "luminance": 0.01653
}

Semantic roles & 50–950 ramp

primary

#05243F

secondary

#804D20

accent

#8D2CFC

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020408

muted

#78797B

Preview Lab

Preview with #05243F

Body copy rendered with the generated semantic roles for this colour.

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