#253989#253989

#253989 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.136 H 268.5°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#253989
RGB	rgb(37, 57, 137)
HSL	hsl(228, 57%, 34%)
HSV	hsv(228, 73%, 54%)
CMYK	cmyk(73%, 58.4%, 0%, 46.3%)
CIE-LAB	lab(27.09, 21.23, -47.02)
CIE-LCH	lch(27.09, 51.59, 294.30°)
OKLab	oklab(37.95% -0.0036 -0.1355)
OKLCH	oklch(37.95% 0.136 268.5)
XYZ	xyz(6.7399, 5.1250, 24.2961)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253989 #897525

analogous

#256B89 #253989 #432589

triadic

#253989 #892539 #398925

tetradic

#253989 #89256B #897525 #258943

square

#253989 #89256B #897525 #258943

split-complementary

#253989 #894325 #6B8925

monochromatic

#0B1129 #182559 #253989 #324DB9 #576FD2

Accessibility & contrast

On white

10.37

#253989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#253989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253989

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253989	#FFFFFF	#000000	##FFFFFF
##253989	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458C

Deuteranopia (green-blind)

#003C87

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #253989;
/* rgb */ color: rgb(37, 57, 137);
/* oklch */ color: oklch(37.9% 0.136 268.5);

Tailwind

colors: {
  custom: {
    50: '#6e6fac',
    500: '#253989',
    950: '#000000',
  },
}

SCSS

$custom: #253989;
$custom-light: #6e6fac;
$custom-dark: #000000;

JSON

{
  "hex": "#253989",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 137
  },
  "hsl": {
    "h": 228,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37947,
    "c": 0.13555,
    "h": 268.5
  },
  "luminance": 0.05126
}

Semantic roles & 50–950 ramp

primary

#253989

secondary

#B6A254

accent

#C247E1

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #253989

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

Preview Lab → · Contrast checker → · Palette generator →