#263C5A#263C5A

#263C5A is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.3% C 0.060 H 256.4°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#263C5A
RGB	rgb(38, 60, 90)
HSL	hsl(215, 41%, 25%)
HSV	hsv(215, 58%, 35%)
CMYK	cmyk(57.8%, 33.3%, 0%, 64.7%)
CIE-LAB	lab(24.89, 1.34, -20.60)
CIE-LCH	lch(24.89, 20.64, 273.71°)
OKLab	oklab(35.27% -0.014 -0.0579)
OKLCH	oklch(35.27% 0.06 256.4)
XYZ	xyz(4.2600, 4.3816, 10.2921)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C5A #5A4426

analogous

#26565A #263C5A #2A265A

triadic

#263C5A #5A263C #3C5A26

tetradic

#263C5A #5A2656 #5A4426 #265A2A

square

#263C5A #5A2656 #5A4426 #265A2A

split-complementary

#263C5A #5A2A26 #565A26

monochromatic

#090E16 #141F2F #263C5A #385985 #4A75B0

Accessibility & contrast

On white

11.19

#263C5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#263C5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C5A

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C5A	#FFFFFF	#000000	##FFFFFF
##263C5A	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303E5B

Deuteranopia (green-blind)

#2A3959

Tritanopia (blue-blind)

#094347

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #263c5a;
/* rgb */ color: rgb(38, 60, 90);
/* oklch */ color: oklch(35.3% 0.060 256.4);

Tailwind

colors: {
  custom: {
    50: '#647189',
    500: '#263c5a',
    950: '#000000',
  },
}

SCSS

$custom: #263c5a;
$custom-light: #647189;
$custom-dark: #000000;

JSON

{
  "hex": "#263c5a",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 90
  },
  "hsl": {
    "h": 214.615,
    "s": 40.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35273,
    "c": 0.05962,
    "h": 256.4
  },
  "luminance": 0.04382
}

Semantic roles & 50–950 ramp

primary

#263C5A

secondary

#8D734F

accent

#9D57D0

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070B

muted

#7A7A7C

Preview Lab

Preview with #263C5A

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

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