#252C81#252C81

#252C81 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.6% C 0.141 H 272.9°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#252C81
RGB	rgb(37, 44, 129)
HSL	hsl(235, 55%, 33%)
HSV	hsv(235, 71%, 51%)
CMYK	cmyk(71.3%, 65.9%, 0%, 49.4%)
CIE-LAB	lab(22.93, 27.06, -48.80)
CIE-LCH	lch(22.93, 55.80, 299.01°)
OKLab	oklab(34.65% 0.0071 -0.1409)
OKLCH	oklch(34.65% 0.141 272.9)
XYZ	xyz(5.6248, 3.7791, 21.1976)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C81 #817A25

analogous

#255A81 #252C81 #4C2581

triadic

#252C81 #81252C #2C8125

tetradic

#252C81 #81255A #817A25 #25814C

square

#252C81 #81255A #817A25 #25814C

split-complementary

#252C81 #814C25 #5A8125

monochromatic

#0A0C22 #171C51 #252C81 #333CB1 #535CCE

Accessibility & contrast

On white

11.96

#252C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#252C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C81

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C81	#FFFFFF	#000000	##FFFFFF
##252C81	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B84

Deuteranopia (green-blind)

#00337F

Tritanopia (blue-blind)

#004252

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252c81;
/* rgb */ color: rgb(37, 44, 129);
/* oklch */ color: oklch(34.6% 0.141 272.9);

Tailwind

colors: {
  custom: {
    50: '#6d65a6',
    500: '#252c81',
    950: '#000000',
  },
}

SCSS

$custom: #252c81;
$custom-light: #6d65a6;
$custom-dark: #000000;

JSON

{
  "hex": "#252c81",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 129
  },
  "hsl": {
    "h": 235.435,
    "s": 55.422,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34649,
    "c": 0.14105,
    "h": 272.9
  },
  "luminance": 0.0378
}

Semantic roles & 50–950 ramp

primary

#252C81

secondary

#B2AA50

accent

#D349DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #252C81

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

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