#252EA9#252EA9

#252EA9 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.192 H 270.5°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#252EA9
RGB	rgb(37, 46, 169)
HSL	hsl(236, 64%, 40%)
HSV	hsv(236, 78%, 66%)
CMYK	cmyk(78.1%, 72.8%, 0%, 33.7%)
CIE-LAB	lab(27.33, 40.28, -66.19)
CIE-LCH	lch(27.33, 77.48, 301.33°)
OKLab	oklab(39.03% 0.0015 -0.1917)
OKLCH	oklch(39.03% 0.192 270.5)
XYZ	xyz(8.8989, 5.2109, 38.0652)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252EA9 #A9A025

analogous

#2570A9 #252EA9 #5E25A9

triadic

#252EA9 #A9252E #2EA925

tetradic

#252EA9 #A92570 #A9A025 #25A95E

square

#252EA9 #A92570 #A9A025 #25A95E

split-complementary

#252EA9 #A95E25 #70A925

monochromatic

#0F1345 #1A2077 #252EA9 #3842D3 #6A72DE

Accessibility & contrast

On white

10.28

#252EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#252EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252EA9

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252EA9	#FFFFFF	#000000	##FFFFFF
##252EA9	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AD

Deuteranopia (green-blind)

#003AA7

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #252ea9;
/* rgb */ color: rgb(37, 46, 169);
/* oklch */ color: oklch(39.0% 0.192 270.5);

Tailwind

colors: {
  custom: {
    50: '#7768c4',
    500: '#252ea9',
    950: '#000000',
  },
}

SCSS

$custom: #252ea9;
$custom-light: #7768c4;
$custom-dark: #000000;

JSON

{
  "hex": "#252ea9",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 169
  },
  "hsl": {
    "h": 235.909,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39026,
    "c": 0.19168,
    "h": 270.5
  },
  "luminance": 0.05212
}

Semantic roles & 50–950 ramp

primary

#252EA9

secondary

#C4BE65

accent

#DC41E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #252EA9

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

Preview Lab → · Contrast checker → · Palette generator →