#253387#253387

#253387 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.6% C 0.141 H 270.5°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#253387
RGB	rgb(37, 51, 135)
HSL	hsl(231, 57%, 34%)
HSV	hsv(231, 73%, 53%)
CMYK	cmyk(72.6%, 62.2%, 0%, 47.1%)
CIE-LAB	lab(25.29, 24.58, -48.70)
CIE-LCH	lch(25.29, 54.55, 296.78°)
OKLab	oklab(36.56% 0.0013 -0.1405)
OKLCH	oklch(36.56% 0.141 270.5)
XYZ	xyz(6.3185, 4.5096, 23.4544)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253387 #877925

analogous

#256487 #253387 #482587

triadic

#253387 #872533 #338725

tetradic

#253387 #872564 #877925 #258748

square

#253387 #872564 #877925 #258748

split-complementary

#253387 #874825 #648725

monochromatic

#0B0F27 #182157 #253387 #3245B7 #5667D1

Accessibility & contrast

On white

11.04

#253387 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#253387 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253387

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253387	#FFFFFF	#000000	##FFFFFF
##253387	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418A

Deuteranopia (green-blind)

#003885

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #253387;
/* rgb */ color: rgb(37, 51, 135);
/* oklch */ color: oklch(36.6% 0.141 270.5);

Tailwind

colors: {
  custom: {
    50: '#6e6aab',
    500: '#253387',
    950: '#000000',
  },
}

SCSS

$custom: #253387;
$custom-light: #6e6aab;
$custom-dark: #000000;

JSON

{
  "hex": "#253387",
  "rgb": {
    "r": 37,
    "g": 51,
    "b": 135
  },
  "hsl": {
    "h": 231.429,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36555,
    "c": 0.14053,
    "h": 270.5
  },
  "luminance": 0.0451
}

Semantic roles & 50–950 ramp

primary

#253387

secondary

#B5A753

accent

#CA48E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #253387

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

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