#252A91#252A91

#252A91 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.165 H 272.4°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#252A91
RGB	rgb(37, 42, 145)
HSL	hsl(237, 59%, 36%)
HSV	hsv(237, 74%, 57%)
CMYK	cmyk(74.5%, 71%, 0%, 43.1%)
CIE-LAB	lab(23.98, 34.23, -57.07)
CIE-LCH	lch(23.98, 66.55, 300.96°)
OKLab	oklab(35.88% 0.0068 -0.1651)
OKLCH	oklch(35.88% 0.165 272.4)
XYZ	xyz(6.7000, 4.0929, 27.2195)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A91 #918C25

analogous

#256091 #252A91 #562591

triadic

#252A91 #91252A #2A9125

tetradic

#252A91 #912560 #918C25 #259156

square

#252A91 #912560 #918C25 #259156

split-complementary

#252A91 #915625 #609125

monochromatic

#0C0E2F #191C60 #252A91 #3138C2 #5B61D5

Accessibility & contrast

On white

11.55

#252A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#252A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A91

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A91	#FFFFFF	#000000	##FFFFFF
##252A91	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#00348F

Tritanopia (blue-blind)

#00465A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252a91;
/* rgb */ color: rgb(37, 42, 145);
/* oklch */ color: oklch(35.9% 0.165 272.4);

Tailwind

colors: {
  custom: {
    50: '#7164b2',
    500: '#252a91',
    950: '#000000',
  },
}

SCSS

$custom: #252a91;
$custom-light: #7164b2;
$custom-dark: #000000;

JSON

{
  "hex": "#252a91",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 145
  },
  "hsl": {
    "h": 237.222,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35881,
    "c": 0.1652,
    "h": 272.4
  },
  "luminance": 0.04094
}

Semantic roles & 50–950 ramp

primary

#252A91

secondary

#BAB558

accent

#DB45E3

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #252A91

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

Preview Lab → · Contrast checker → · Palette generator →