#252E8A#252E8A

#252E8A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.151 H 271.9°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#252E8A
RGB	rgb(37, 46, 138)
HSL	hsl(235, 58%, 34%)
HSV	hsv(235, 73%, 54%)
CMYK	cmyk(73.2%, 66.7%, 0%, 45.9%)
CIE-LAB	lab(24.26, 29.08, -52.25)
CIE-LCH	lch(24.26, 59.80, 299.10°)
OKLab	oklab(35.88% 0.005 -0.151)
OKLCH	oklch(35.88% 0.151 271.9)
XYZ	xyz(6.3258, 4.1817, 24.5136)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252E8A #8A8125

analogous

#25618A #252E8A #4E258A

triadic

#252E8A #8A252E #2E8A25

tetradic

#252E8A #8A2561 #8A8125 #258A4E

square

#252E8A #8A2561 #8A8125 #258A4E

split-complementary

#252E8A #8A4E25 #618A25

monochromatic

#0B0E29 #181E5A #252E8A #323EBA #5762D2

Accessibility & contrast

On white

11.44

#252E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#252E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252E8A

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252E8A	#FFFFFF	#000000	##FFFFFF
##252E8A	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #252e8a;
/* rgb */ color: rgb(37, 46, 138);
/* oklch */ color: oklch(35.9% 0.151 271.9);

Tailwind

colors: {
  custom: {
    50: '#6f67ad',
    500: '#252e8a',
    950: '#000000',
  },
}

SCSS

$custom: #252e8a;
$custom-light: #6f67ad;
$custom-dark: #000000;

JSON

{
  "hex": "#252e8a",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 138
  },
  "hsl": {
    "h": 234.653,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35883,
    "c": 0.15105,
    "h": 271.9
  },
  "luminance": 0.04182
}

Semantic roles & 50–950 ramp

primary

#252E8A

secondary

#B7AE54

accent

#D347E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252E8A

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

Preview Lab → · Contrast checker → · Palette generator →