#263A53#263A53

#263A53 is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.4% C 0.051 H 254.5°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#263A53
RGB	rgb(38, 58, 83)
HSL	hsl(213, 37%, 24%)
HSV	hsv(213, 54%, 33%)
CMYK	cmyk(54.2%, 30.1%, 0%, 67.5%)
CIE-LAB	lab(23.88, 0.18, -17.59)
CIE-LCH	lch(23.88, 17.59, 270.58°)
OKLab	oklab(34.36% -0.0136 -0.0493)
OKLCH	oklch(34.36% 0.051 254.5)
XYZ	xyz(3.8732, 4.0624, 8.7620)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A53 #533F26

analogous

#265053 #263A53 #282653

triadic

#263A53 #53263A #3A5326

tetradic

#263A53 #532650 #533F26 #265328

square

#263A53 #532650 #533F26 #265328

split-complementary

#263A53 #532826 #505326

monochromatic

#0A0F15 #131D29 #263A53 #39577D #4C75A7

Accessibility & contrast

On white

11.59

#263A53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#263A53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A53

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A53	#FFFFFF	#000000	##FFFFFF
##263A53	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303B54

Deuteranopia (green-blind)

#2B3752

Tritanopia (blue-blind)

#114043

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #263a53;
/* rgb */ color: rgb(38, 58, 83);
/* oklch */ color: oklch(34.4% 0.051 254.5);

Tailwind

colors: {
  custom: {
    50: '#637083',
    500: '#263a53',
    950: '#000000',
  },
}

SCSS

$custom: #263a53;
$custom-light: #637083;
$custom-dark: #000000;

JSON

{
  "hex": "#263a53",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 83
  },
  "hsl": {
    "h": 213.333,
    "s": 37.19,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34356,
    "c": 0.05113,
    "h": 254.5
  },
  "luminance": 0.04063
}

Semantic roles & 50–950 ramp

primary

#263A53

secondary

#866D4F

accent

#9A5BCD

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#05070A

muted

#7A7A7C

Preview Lab

Preview with #263A53

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

Preview Lab → · Contrast checker → · Palette generator →