#252BD4#252BD4

#252BD4 is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.4% C 0.245 H 268.9°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#252BD4
RGB	rgb(37, 43, 212)
HSL	hsl(238, 70%, 49%)
HSV	hsv(238, 83%, 83%)
CMYK	cmyk(82.5%, 79.7%, 0%, 16.9%)
CIE-LAB	lab(31.52, 56.11, -84.64)
CIE-LCH	lch(31.52, 101.54, 303.54°)
OKLab	oklab(43.38% -0.0046 -0.2451)
OKLCH	oklch(43.38% 0.245 268.9)
XYZ	xyz(13.5064, 6.8729, 62.8893)
Luminance	0.0688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252BD4 #D4CE25

analogous

#2583D4 #252BD4 #7725D4

triadic

#252BD4 #D4252B #2BD425

tetradic

#252BD4 #D42583 #D4CE25 #25D477

square

#252BD4 #D42583 #D4CE25 #25D477

split-complementary

#252BD4 #D47725 #83D425

monochromatic

#13166C #1C20A0 #252BD4 #555AE1 #898CEA

Accessibility & contrast

On white

8.84

#252BD4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#252BD4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252BD4

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252BD4	#FFFFFF	#000000	##FFFFFF
##252BD4	1.00	8.84	2.38	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053D9

Deuteranopia (green-blind)

#0041D1

Tritanopia (blue-blind)

#006080

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #252bd4;
/* rgb */ color: rgb(37, 43, 212);
/* oklch */ color: oklch(43.4% 0.245 268.9);

Tailwind

colors: {
  custom: {
    50: '#8268e3',
    500: '#252bd4',
    950: '#000000',
  },
}

SCSS

$custom: #252bd4;
$custom-light: #8268e3;
$custom-dark: #000000;

JSON

{
  "hex": "#252bd4",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 212
  },
  "hsl": {
    "h": 237.943,
    "s": 70.281,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43377,
    "c": 0.24518,
    "h": 268.9
  },
  "luminance": 0.06875
}

Semantic roles & 50–950 ramp

primary

#252BD4

secondary

#D4D181

accent

#E73BED

background

#F9F6FE

surface

#F1EBFC

border

#CBC6D5

text

#0D0616

muted

#7E7A84

Preview Lab

Preview with #252BD4

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

Preview Lab → · Contrast checker → · Palette generator →