#263D4D#263D4D

#263D4D is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.8% C 0.040 H 239.8°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#263D4D
RGB	rgb(38, 61, 77)
HSL	hsl(205, 34%, 23%)
HSV	hsv(205, 51%, 30%)
CMYK	cmyk(50.6%, 20.8%, 0%, 69.8%)
CIE-LAB	lab(24.59, -3.89, -12.53)
CIE-LCH	lch(24.59, 13.12, 252.75°)
OKLab	oklab(34.83% -0.0202 -0.0348)
OKLCH	oklch(34.83% 0.04 239.8)
XYZ	xyz(3.8072, 4.2851, 7.6462)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D4D #4D3626

analogous

#264D49 #263D4D #262A4D

triadic

#263D4D #4D263D #3D4D26

tetradic

#263D4D #49264D #4D3626 #2A4D26

square

#263D4D #49264D #4D3626 #2A4D26

split-complementary

#263D4D #4D262A #4D4926

monochromatic

#0A1014 #121D24 #263D4D #3A5D76 #4E7E9F

Accessibility & contrast

On white

11.31

#263D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#263D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D4D

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D4D	#FFFFFF	#000000	##FFFFFF
##263D4D	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)

#363D4E

Deuteranopia (green-blind)

#31394D

Tritanopia (blue-blind)

#154142

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #263d4d;
/* rgb */ color: rgb(38, 61, 77);
/* oklch */ color: oklch(34.8% 0.040 239.8);

Tailwind

colors: {
  custom: {
    50: '#63727e',
    500: '#263d4d',
    950: '#000000',
  },
}

SCSS

$custom: #263d4d;
$custom-light: #63727e;
$custom-dark: #000000;

JSON

{
  "hex": "#263d4d",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 77
  },
  "hsl": {
    "h": 204.615,
    "s": 33.913,
    "l": 22.549
  },
  "oklch": {
    "l": 0.34826,
    "c": 0.04023,
    "h": 239.8
  },
  "luminance": 0.04285
}

Semantic roles & 50–950 ramp

primary

#263D4D

secondary

#80634F

accent

#8A5ECA

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#05080A

muted

#7A7B7C

Preview Lab

Preview with #263D4D

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

Preview Lab → · Contrast checker → · Palette generator →