#252D83#252D83

#252D83 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.0% C 0.143 H 272.5°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#252D83
RGB	rgb(37, 45, 131)
HSL	hsl(235, 56%, 33%)
HSV	hsv(235, 72%, 51%)
CMYK	cmyk(71.8%, 65.6%, 0%, 48.6%)
CIE-LAB	lab(23.37, 27.13, -49.34)
CIE-LCH	lch(23.37, 56.31, 298.81°)
OKLab	oklab(35.03% 0.0062 -0.1424)
OKLCH	oklch(35.03% 0.143 272.5)
XYZ	xyz(5.7967, 3.9082, 21.9172)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D83 #837B25

analogous

#255C83 #252D83 #4C2583

triadic

#252D83 #83252D #2D8325

tetradic

#252D83 #83255C #837B25 #25834C

square

#252D83 #83255C #837B25 #25834C

split-complementary

#252D83 #834C25 #5C8325

monochromatic

#0A0C24 #181D53 #252D83 #323DB3 #545ECF

Accessibility & contrast

On white

11.79

#252D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#252D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D83

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D83	#FFFFFF	#000000	##FFFFFF
##252D83	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C86

Deuteranopia (green-blind)

#003381

Tritanopia (blue-blind)

#004353

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #252d83;
/* rgb */ color: rgb(37, 45, 131);
/* oklch */ color: oklch(35.0% 0.143 272.5);

Tailwind

colors: {
  custom: {
    50: '#6d66a8',
    500: '#252d83',
    950: '#000000',
  },
}

SCSS

$custom: #252d83;
$custom-light: #6d66a8;
$custom-dark: #000000;

JSON

{
  "hex": "#252d83",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 131
  },
  "hsl": {
    "h": 234.894,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35027,
    "c": 0.14258,
    "h": 272.5
  },
  "luminance": 0.03909
}

Semantic roles & 50–950 ramp

primary

#252D83

secondary

#B3AB51

accent

#D249DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252D83

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

Preview Lab → · Contrast checker → · Palette generator →