#253AAE#253AAE

#253AAE is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.5% C 0.185 H 268.5°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#253AAE
RGB	rgb(37, 58, 174)
HSL	hsl(231, 65%, 41%)
HSV	hsv(231, 79%, 68%)
CMYK	cmyk(78.7%, 66.7%, 0%, 31.8%)
CIE-LAB	lab(30.58, 34.59, -63.84)
CIE-LCH	lch(30.58, 72.60, 298.45°)
OKLab	oklab(41.53% -0.0049 -0.1848)
OKLCH	oklch(41.53% 0.185 268.5)
XYZ	xyz(9.9133, 6.4743, 40.7634)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253AAE #AE9925

analogous

#257FAE #253AAE #5525AE

triadic

#253AAE #AE253A #3AAE25

tetradic

#253AAE #AE257F #AE9925 #25AE55

square

#253AAE #AE257F #AE9925 #25AE55

split-complementary

#253AAE #AE5525 #7FAE25

monochromatic

#101849 #1A297C #253AAE #3B53D5 #6D7FE0

Accessibility & contrast

On white

9.15

#253AAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#253AAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253AAE

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253AAE	#FFFFFF	#000000	##FFFFFF
##253AAE	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB2

Deuteranopia (green-blind)

#0042AC

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #253aae;
/* rgb */ color: rgb(37, 58, 174);
/* oklch */ color: oklch(41.5% 0.185 268.5);

Tailwind

colors: {
  custom: {
    50: '#7770c7',
    500: '#253aae',
    950: '#000000',
  },
}

SCSS

$custom: #253aae;
$custom-light: #7770c7;
$custom-dark: #000000;

JSON

{
  "hex": "#253aae",
  "rgb": {
    "r": 37,
    "g": 58,
    "b": 174
  },
  "hsl": {
    "h": 230.803,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41528,
    "c": 0.18485,
    "h": 268.5
  },
  "luminance": 0.06475
}

Semantic roles & 50–950 ramp

primary

#253AAE

secondary

#C6B868

accent

#CE40E8

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #253AAE

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

Preview Lab → · Contrast checker → · Palette generator →