#252FA7#252FA7

#252FA7 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.188 H 270.4°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#252FA7
RGB	rgb(37, 47, 167)
HSL	hsl(235, 64%, 40%)
HSV	hsv(235, 78%, 65%)
CMYK	cmyk(77.8%, 71.9%, 0%, 34.5%)
CIE-LAB	lab(27.34, 38.98, -64.96)
CIE-LCH	lch(27.34, 75.76, 300.96°)
OKLab	oklab(38.97% 0.0013 -0.1881)
OKLCH	oklch(38.97% 0.188 270.4)
XYZ	xyz(8.7521, 5.2154, 37.0971)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252FA7 #A79D25

analogous

#2570A7 #252FA7 #5C25A7

triadic

#252FA7 #A7252F #2FA725

tetradic

#252FA7 #A72570 #A79D25 #25A75C

square

#252FA7 #A72570 #A79D25 #25A75C

split-complementary

#252FA7 #A75C25 #70A725

monochromatic

#0F1343 #1A2175 #252FA7 #3743D3 #6972DE

Accessibility & contrast

On white

10.28

#252FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#252FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252FA7

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252FA7	#FFFFFF	#000000	##FFFFFF
##252FA7	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)

#0047AB

Deuteranopia (green-blind)

#003AA5

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #252fa7;
/* rgb */ color: rgb(37, 47, 167);
/* oklch */ color: oklch(39.0% 0.188 270.4);

Tailwind

colors: {
  custom: {
    50: '#7668c2',
    500: '#252fa7',
    950: '#000000',
  },
}

SCSS

$custom: #252fa7;
$custom-light: #7668c2;
$custom-dark: #000000;

JSON

{
  "hex": "#252fa7",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 167
  },
  "hsl": {
    "h": 235.385,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.38973,
    "c": 0.1881,
    "h": 270.4
  },
  "luminance": 0.05216
}

Semantic roles & 50–950 ramp

primary

#252FA7

secondary

#C4BC64

accent

#DA41E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #252FA7

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

Preview Lab → · Contrast checker → · Palette generator →