#252C78#252C78

#252C78 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.8% C 0.128 H 273.3°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#252C78
RGB	rgb(37, 44, 120)
HSL	hsl(235, 53%, 31%)
HSV	hsv(235, 69%, 47%)
CMYK	cmyk(69.2%, 63.3%, 0%, 52.9%)
CIE-LAB	lab(22.13, 23.67, -44.41)
CIE-LCH	lch(22.13, 50.32, 298.06°)
OKLab	oklab(33.81% 0.0075 -0.128)
OKLCH	oklch(33.81% 0.128 273.3)
XYZ	xyz(5.0527, 3.5503, 18.1847)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C78 #787125

analogous

#255578 #252C78 #472578

triadic

#252C78 #78252C #2C7825

tetradic

#252C78 #782555 #787125 #257847

square

#252C78 #782555 #787125 #257847

split-complementary

#252C78 #784725 #557825

monochromatic

#080A1A #171B49 #252C78 #333DA7 #4F59C9

Accessibility & contrast

On white

12.28

#252C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#252C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C78

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C78	#FFFFFF	#000000	##FFFFFF
##252C78	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#003177

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #252c78;
/* rgb */ color: rgb(37, 44, 120);
/* oklch */ color: oklch(33.8% 0.128 273.3);

Tailwind

colors: {
  custom: {
    50: '#6b65a0',
    500: '#252c78',
    950: '#000000',
  },
}

SCSS

$custom: #252c78;
$custom-light: #6b65a0;
$custom-dark: #000000;

JSON

{
  "hex": "#252c78",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 120
  },
  "hsl": {
    "h": 234.94,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3381,
    "c": 0.1282,
    "h": 273.3
  },
  "luminance": 0.03551
}

Semantic roles & 50–950 ramp

primary

#252C78

secondary

#AAA34E

accent

#D04CDC

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07050F

muted

#7A7A7E

Preview Lab

Preview with #252C78

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

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