#253E8D#253E8D

#253E8D is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.3% C 0.135 H 266.8°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#253E8D
RGB	rgb(37, 62, 141)
HSL	hsl(226, 58%, 35%)
HSV	hsv(226, 74%, 55%)
CMYK	cmyk(73.8%, 56%, 0%, 44.7%)
CIE-LAB	lab(28.80, 19.35, -46.71)
CIE-LCH	lch(28.80, 50.56, 292.50°)
OKLab	oklab(39.33% -0.0076 -0.1345)
OKLCH	oklch(39.33% 0.135 266.8)
XYZ	xyz(7.2916, 5.7609, 25.9218)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253E8D #8D7425

analogous

#25728D #253E8D #40258D

triadic

#253E8D #8D253E #3E8D25

tetradic

#253E8D #8D2572 #8D7425 #258D40

square

#253E8D #8D2572 #8D7425 #258D40

split-complementary

#253E8D #8D4025 #728D25

monochromatic

#0C132C #18295D #253E8D #3253BD #5976D3

Accessibility & contrast

On white

9.76

#253E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#253E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253E8D

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253E8D	#FFFFFF	#000000	##FFFFFF
##253E8D	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004990

Deuteranopia (green-blind)

#003F8B

Tritanopia (blue-blind)

#00515F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #253e8d;
/* rgb */ color: rgb(37, 62, 141);
/* oklch */ color: oklch(39.3% 0.135 266.8);

Tailwind

colors: {
  custom: {
    50: '#6e72af',
    500: '#253e8d',
    950: '#000000',
  },
}

SCSS

$custom: #253e8d;
$custom-light: #6e72af;
$custom-dark: #000000;

JSON

{
  "hex": "#253e8d",
  "rgb": {
    "r": 37,
    "g": 62,
    "b": 141
  },
  "hsl": {
    "h": 225.577,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39334,
    "c": 0.13473,
    "h": 266.8
  },
  "luminance": 0.05762
}

Semantic roles & 50–950 ramp

primary

#253E8D

secondary

#B8A056

accent

#BC46E2

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #253E8D

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

Preview Lab → · Contrast checker → · Palette generator →