#253D75#253D75

#253D75 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.100 H 264.6°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#253D75
RGB	rgb(37, 61, 117)
HSL	hsl(222, 52%, 30%)
HSV	hsv(222, 68%, 46%)
CMYK	cmyk(68.4%, 47.9%, 0%, 54.1%)
CIE-LAB	lab(26.78, 10.66, -34.98)
CIE-LCH	lch(26.78, 36.57, 286.95°)
OKLab	oklab(37.24% -0.0095 -0.1)
OKLCH	oklch(37.24% 0.1 264.6)
XYZ	xyz(5.6415, 5.0146, 17.4968)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D75 #755D25

analogous

#256575 #253D75 #352575

triadic

#253D75 #75253D #3D7525

tetradic

#253D75 #752565 #755D25 #257535

square

#253D75 #752565 #755D25 #257535

split-complementary

#253D75 #753525 #657525

monochromatic

#080D18 #162547 #253D75 #3455A3 #4E72C7

Accessibility & contrast

On white

10.48

#253D75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#253D75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D75

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D75	#FFFFFF	#000000	##FFFFFF
##253D75	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214377

Deuteranopia (green-blind)

#133C74

Tritanopia (blue-blind)

#004A53

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #253d75;
/* rgb */ color: rgb(37, 61, 117);
/* oklch */ color: oklch(37.2% 0.100 264.6);

Tailwind

colors: {
  custom: {
    50: '#69729d',
    500: '#253d75',
    950: '#000000',
  },
}

SCSS

$custom: #253d75;
$custom-light: #69729d;
$custom-dark: #000000;

JSON

{
  "hex": "#253d75",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 117
  },
  "hsl": {
    "h": 222,
    "s": 51.948,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37242,
    "c": 0.10047,
    "h": 264.6
  },
  "luminance": 0.05015
}

Semantic roles & 50–950 ramp

primary

#253D75

secondary

#A88D4E

accent

#B04CDB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #253D75

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

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