#252E88#252E88

#252E88 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.7% C 0.148 H 272.0°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#252E88
RGB	rgb(37, 46, 136)
HSL	hsl(235, 57%, 34%)
HSV	hsv(235, 73%, 53%)
CMYK	cmyk(72.8%, 66.2%, 0%, 46.7%)
CIE-LAB	lab(24.08, 28.33, -51.31)
CIE-LCH	lch(24.08, 58.61, 298.91°)
OKLab	oklab(35.69% 0.0051 -0.1482)
OKLCH	oklch(35.69% 0.148 272)
XYZ	xyz(6.1824, 4.1243, 23.7580)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252E88 #887F25

analogous

#256088 #252E88 #4E2588

triadic

#252E88 #88252E #2E8825

tetradic

#252E88 #882560 #887F25 #25884E

square

#252E88 #882560 #887F25 #25884E

split-complementary

#252E88 #884E25 #608825

monochromatic

#0B0D28 #181E58 #252E88 #323EB8 #5661D1

Accessibility & contrast

On white

11.51

#252E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#252E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252E88

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252E88	#FFFFFF	#000000	##FFFFFF
##252E88	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8B

Deuteranopia (green-blind)

#003586

Tritanopia (blue-blind)

#004556

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252e88;
/* rgb */ color: rgb(37, 46, 136);
/* oklch */ color: oklch(35.7% 0.148 272.0);

Tailwind

colors: {
  custom: {
    50: '#6e67ac',
    500: '#252e88',
    950: '#000000',
  },
}

SCSS

$custom: #252e88;
$custom-light: #6e67ac;
$custom-dark: #000000;

JSON

{
  "hex": "#252e88",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 136
  },
  "hsl": {
    "h": 234.545,
    "s": 57.225,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3569,
    "c": 0.14829,
    "h": 272
  },
  "luminance": 0.04125
}

Semantic roles & 50–950 ramp

primary

#252E88

secondary

#B6AD53

accent

#D347E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252E88

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

Preview Lab → · Contrast checker → · Palette generator →