#263B50#263B50

#263B50 is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.5% C 0.046 H 249.3°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#263B50
RGB	rgb(38, 59, 80)
HSL	hsl(210, 36%, 23%)
HSV	hsv(210, 53%, 31%)
CMYK	cmyk(52.5%, 26.2%, 0%, 68.6%)
CIE-LAB	lab(24.06, -1.54, -15.33)
CIE-LCH	lch(24.06, 15.41, 264.25°)
OKLab	oklab(34.45% -0.0162 -0.0428)
OKLCH	oklch(34.45% 0.046 249.3)
XYZ	xyz(3.8108, 4.1189, 8.1821)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B50 #503B26

analogous

#265050 #263B50 #262650

triadic

#263B50 #50263B #3B5026

tetradic

#263B50 #502650 #503B26 #265026

square

#263B50 #502650 #503B26 #265026

split-complementary

#263B50 #502626 #505026

monochromatic

#0A0F15 #121C27 #263B50 #3A5A79 #4D78A3

Accessibility & contrast

On white

11.51

#263B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#263B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B50

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B50	#FFFFFF	#000000	##FFFFFF
##263B50	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333C51

Deuteranopia (green-blind)

#2D3750

Tritanopia (blue-blind)

#134042

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #263b50;
/* rgb */ color: rgb(38, 59, 80);
/* oklch */ color: oklch(34.5% 0.046 249.3);

Tailwind

colors: {
  custom: {
    50: '#637081',
    500: '#263b50',
    950: '#000000',
  },
}

SCSS

$custom: #263b50;
$custom-light: #637081;
$custom-dark: #000000;

JSON

{
  "hex": "#263b50",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 80
  },
  "hsl": {
    "h": 210,
    "s": 35.593,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34452,
    "c": 0.04571,
    "h": 249.3
  },
  "luminance": 0.04119
}

Semantic roles & 50–950 ramp

primary

#263B50

secondary

#83694F

accent

#945CCC

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#05070A

muted

#7A7A7C

Preview Lab

Preview with #263B50

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

Preview Lab → · Contrast checker → · Palette generator →