#252A7E#252A7E

#252A7E is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.0% C 0.139 H 273.6°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#252A7E
RGB	rgb(37, 42, 126)
HSL	hsl(237, 55%, 32%)
HSV	hsv(237, 71%, 49%)
CMYK	cmyk(70.6%, 66.7%, 0%, 50.6%)
CIE-LAB	lab(22.14, 27.28, -48.19)
CIE-LCH	lch(22.14, 55.37, 299.51°)
OKLab	oklab(33.99% 0.0089 -0.1391)
OKLCH	oklch(33.99% 0.139 273.6)
XYZ	xyz(5.3556, 3.5551, 20.1386)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A7E #7E7925

analogous

#25577E #252A7E #4D257E

triadic

#252A7E #7E252A #2A7E25

tetradic

#252A7E #7E2557 #7E7925 #257E4D

square

#252A7E #7E2557 #7E7925 #257E4D

split-complementary

#252A7E #7E4D25 #577E25

monochromatic

#090A1F #171A4F #252A7E #333AAD #5158CC

Accessibility & contrast

On white

12.27

#252A7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#252A7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A7E

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A7E	#FFFFFF	#000000	##FFFFFF
##252A7E	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#00317C

Tritanopia (blue-blind)

#004050

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #252a7e;
/* rgb */ color: rgb(37, 42, 126);
/* oklch */ color: oklch(34.0% 0.139 273.6);

Tailwind

colors: {
  custom: {
    50: '#6c63a4',
    500: '#252a7e',
    950: '#000000',
  },
}

SCSS

$custom: #252a7e;
$custom-light: #6c63a4;
$custom-dark: #000000;

JSON

{
  "hex": "#252a7e",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 126
  },
  "hsl": {
    "h": 236.629,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3399,
    "c": 0.13938,
    "h": 273.6
  },
  "luminance": 0.03556
}

Semantic roles & 50–950 ramp

primary

#252A7E

secondary

#B0AB4F

accent

#D64ADE

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#08050F

muted

#7A797F

Preview Lab

Preview with #252A7E

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

Preview Lab → · Contrast checker → · Palette generator →