#252D87#252D87

#252D87 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.4% C 0.148 H 272.3°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#252D87
RGB	rgb(37, 45, 135)
HSL	hsl(235, 57%, 34%)
HSV	hsv(235, 73%, 53%)
CMYK	cmyk(72.6%, 66.7%, 0%, 47.1%)
CIE-LAB	lab(23.73, 28.63, -51.24)
CIE-LCH	lch(23.73, 58.70, 299.19°)
OKLab	oklab(35.41% 0.0059 -0.148)
OKLCH	oklch(35.41% 0.148 272.3)
XYZ	xyz(6.0730, 4.0188, 23.3726)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D87 #877F25

analogous

#255E87 #252D87 #4E2587

triadic

#252D87 #87252D #2D8725

tetradic

#252D87 #87255E #877F25 #25874E

square

#252D87 #87255E #877F25 #25874E

split-complementary

#252D87 #874E25 #5E8725

monochromatic

#0B0D27 #181D57 #252D87 #323DB7 #5660D1

Accessibility & contrast

On white

11.64

#252D87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#252D87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D87

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D87	#FFFFFF	#000000	##FFFFFF
##252D87	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8A

Deuteranopia (green-blind)

#003485

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #252d87;
/* rgb */ color: rgb(37, 45, 135);
/* oklch */ color: oklch(35.4% 0.148 272.3);

Tailwind

colors: {
  custom: {
    50: '#6e66ab',
    500: '#252d87',
    950: '#000000',
  },
}

SCSS

$custom: #252d87;
$custom-light: #6e66ab;
$custom-dark: #000000;

JSON

{
  "hex": "#252d87",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 135
  },
  "hsl": {
    "h": 235.102,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.3541,
    "c": 0.14815,
    "h": 272.3
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#252D87

secondary

#B5AD53

accent

#D448E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252D87

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

Preview Lab → · Contrast checker → · Palette generator →