#263C54#263C54

#263C54 is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.051 H 251.5°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#263C54
RGB	rgb(38, 60, 84)
HSL	hsl(211, 38%, 24%)
HSV	hsv(211, 55%, 33%)
CMYK	cmyk(54.8%, 28.6%, 0%, 67.1%)
CIE-LAB	lab(24.59, -0.81, -17.15)
CIE-LCH	lch(24.59, 17.16, 267.28°)
OKLab	oklab(34.93% -0.0161 -0.048)
OKLCH	oklch(34.93% 0.051 251.5)
XYZ	xyz(4.0149, 4.2836, 9.0010)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C54 #543E26

analogous

#265354 #263C54 #272654

triadic

#263C54 #54263C #3C5426

tetradic

#263C54 #542653 #543E26 #265427

square

#263C54 #542653 #543E26 #265427

split-complementary

#263C54 #542726 #535426

monochromatic

#0A0F15 #131E2A #263C54 #395A7E #4C78A8

Accessibility & contrast

On white

11.31

#263C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#263C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C54

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C54	#FFFFFF	#000000	##FFFFFF
##263C54	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323D55

Deuteranopia (green-blind)

#2D3854

Tritanopia (blue-blind)

#104144

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #263c54;
/* rgb */ color: rgb(38, 60, 84);
/* oklch */ color: oklch(34.9% 0.051 251.5);

Tailwind

colors: {
  custom: {
    50: '#647184',
    500: '#263c54',
    950: '#000000',
  },
}

SCSS

$custom: #263c54;
$custom-light: #647184;
$custom-dark: #000000;

JSON

{
  "hex": "#263c54",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 84
  },
  "hsl": {
    "h": 211.304,
    "s": 37.705,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34931,
    "c": 0.05059,
    "h": 251.5
  },
  "luminance": 0.04284
}

Semantic roles & 50–950 ramp

primary

#263C54

secondary

#876C4F

accent

#965ACE

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#05070B

muted

#7A7A7C

Preview Lab

Preview with #263C54

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

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