#252A89#252A89

#252A89 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.1% C 0.155 H 272.9°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#252A89
RGB	rgb(37, 42, 137)
HSL	hsl(237, 57%, 34%)
HSV	hsv(237, 73%, 54%)
CMYK	cmyk(73%, 69.3%, 0%, 46.3%)
CIE-LAB	lab(23.19, 31.34, -53.39)
CIE-LCH	lch(23.19, 61.91, 300.41°)
OKLab	oklab(35.07% 0.0078 -0.1543)
OKLCH	oklch(35.07% 0.155 272.9)
XYZ	xyz(6.1048, 3.8548, 24.0844)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A89 #898425

analogous

#255C89 #252A89 #522589

triadic

#252A89 #89252A #2A8925

tetradic

#252A89 #89255C #898425 #258952

square

#252A89 #89255C #898425 #258952

split-complementary

#252A89 #895225 #5C8925

monochromatic

#0B0C29 #181B59 #252A89 #3239B9 #575DD2

Accessibility & contrast

On white

11.86

#252A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#252A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A89

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A89	#FFFFFF	#000000	##FFFFFF
##252A89	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#003387

Tritanopia (blue-blind)

#004456

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252a89;
/* rgb */ color: rgb(37, 42, 137);
/* oklch */ color: oklch(35.1% 0.155 272.9);

Tailwind

colors: {
  custom: {
    50: '#6f64ac',
    500: '#252a89',
    950: '#000000',
  },
}

SCSS

$custom: #252a89;
$custom-light: #6f64ac;
$custom-dark: #000000;

JSON

{
  "hex": "#252a89",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 137
  },
  "hsl": {
    "h": 237,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35069,
    "c": 0.15453,
    "h": 272.9
  },
  "luminance": 0.03855
}

Semantic roles & 50–950 ramp

primary

#252A89

secondary

#B6B154

accent

#D947E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #252A89

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

Preview Lab → · Contrast checker → · Palette generator →