#253D77#253D77

#253D77 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.104 H 264.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#253D77
RGB	rgb(37, 61, 119)
HSL	hsl(222, 53%, 31%)
HSV	hsv(222, 69%, 47%)
CMYK	cmyk(68.9%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(26.91, 11.44, -36.03)
CIE-LCH	lch(26.91, 37.80, 287.61°)
OKLab	oklab(37.39% -0.0092 -0.1031)
OKLCH	oklch(37.39% 0.104 264.9)
XYZ	xyz(5.7603, 5.0622, 18.1227)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D77 #775F25

analogous

#256677 #253D77 #362577

triadic

#253D77 #77253D #3D7725

tetradic

#253D77 #772566 #775F25 #257736

square

#253D77 #772566 #775F25 #257736

split-complementary

#253D77 #773625 #667725

monochromatic

#080D1A #162548 #253D77 #3455A6 #4E72C8

Accessibility & contrast

On white

10.43

#253D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#253D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D77

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D77	#FFFFFF	#000000	##FFFFFF
##253D77	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204479

Deuteranopia (green-blind)

#0F3C76

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #253d77;
/* rgb */ color: rgb(37, 61, 119);
/* oklch */ color: oklch(37.4% 0.104 264.9);

Tailwind

colors: {
  custom: {
    50: '#69729f',
    500: '#253d77',
    950: '#000000',
  },
}

SCSS

$custom: #253d77;
$custom-light: #69729f;
$custom-dark: #000000;

JSON

{
  "hex": "#253d77",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 222.439,
    "s": 52.564,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37389,
    "c": 0.10352,
    "h": 264.9
  },
  "luminance": 0.05063
}

Semantic roles & 50–950 ramp

primary

#253D77

secondary

#A98F4E

accent

#B24CDC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #253D77

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

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