#263D58#263D58

#263D58 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.056 H 253.2°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#263D58
RGB	rgb(38, 61, 88)
HSL	hsl(212, 40%, 25%)
HSV	hsv(212, 57%, 35%)
CMYK	cmyk(56.8%, 30.7%, 0%, 65.5%)
CIE-LAB	lab(25.12, -0.06, -18.94)
CIE-LCH	lch(25.12, 18.94, 269.82°)
OKLab	oklab(35.41% -0.016 -0.0531)
OKLCH	oklch(35.41% 0.056 253.2)
XYZ	xyz(4.2289, 4.4538, 9.8674)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D58 #584126

analogous

#265658 #263D58 #282658

triadic

#263D58 #58263D #3D5826

tetradic

#263D58 #582656 #584126 #265828

square

#263D58 #582656 #584126 #265828

split-complementary

#263D58 #582826 #565826

monochromatic

#090F15 #141F2D #263D58 #385B83 #4B78AD

Accessibility & contrast

On white

11.11

#263D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#263D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D58

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D58	#FFFFFF	#000000	##FFFFFF
##263D58	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E59

Deuteranopia (green-blind)

#2C3957

Tritanopia (blue-blind)

#0B4346

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263d58;
/* rgb */ color: rgb(38, 61, 88);
/* oklch */ color: oklch(35.4% 0.056 253.2);

Tailwind

colors: {
  custom: {
    50: '#647287',
    500: '#263d58',
    950: '#000000',
  },
}

SCSS

$custom: #263d58;
$custom-light: #647287;
$custom-dark: #000000;

JSON

{
  "hex": "#263d58",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 88
  },
  "hsl": {
    "h": 212.4,
    "s": 39.683,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35413,
    "c": 0.05551,
    "h": 253.2
  },
  "luminance": 0.04454
}

Semantic roles & 50–950 ramp

primary

#263D58

secondary

#8B6F4F

accent

#9958D0

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#06070B

muted

#7A7A7C

Preview Lab

Preview with #263D58

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

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