#252A87#252A87

#252A87 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.152 H 273.0°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#252A87
RGB	rgb(37, 42, 135)
HSL	hsl(237, 57%, 34%)
HSV	hsv(237, 73%, 53%)
CMYK	cmyk(72.6%, 68.9%, 0%, 47.1%)
CIE-LAB	lab(22.99, 30.60, -52.46)
CIE-LCH	lch(22.99, 60.74, 300.26°)
OKLab	oklab(34.87% 0.008 -0.1516)
OKLCH	oklch(34.87% 0.152 273)
XYZ	xyz(5.9626, 3.7979, 23.3358)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A87 #878225

analogous

#255B87 #252A87 #512587

triadic

#252A87 #87252A #2A8725

tetradic

#252A87 #87255B #878225 #258751

square

#252A87 #87255B #878225 #258751

split-complementary

#252A87 #875125 #5B8725

monochromatic

#0B0C27 #181B57 #252A87 #3239B7 #565CD1

Accessibility & contrast

On white

11.93

#252A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#252A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A87

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A87	#FFFFFF	#000000	##FFFFFF
##252A87	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8A

Deuteranopia (green-blind)

#003285

Tritanopia (blue-blind)

#004354

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252a87;
/* rgb */ color: rgb(37, 42, 135);
/* oklch */ color: oklch(34.9% 0.152 273.0);

Tailwind

colors: {
  custom: {
    50: '#6f64ab',
    500: '#252a87',
    950: '#000000',
  },
}

SCSS

$custom: #252a87;
$custom-light: #6f64ab;
$custom-dark: #000000;

JSON

{
  "hex": "#252a87",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 135
  },
  "hsl": {
    "h": 236.939,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34869,
    "c": 0.15182,
    "h": 273
  },
  "luminance": 0.03799
}

Semantic roles & 50–950 ramp

primary

#252A87

secondary

#B5B053

accent

#D848E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #252A87

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

Preview Lab → · Contrast checker → · Palette generator →