#253E85#253E85

#253E85 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.7% C 0.123 H 266.1°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#253E85
RGB	rgb(37, 62, 133)
HSL	hsl(224, 56%, 33%)
HSV	hsv(224, 72%, 52%)
CMYK	cmyk(72.2%, 53.4%, 0%, 47.8%)
CIE-LAB	lab(28.20, 16.22, -42.73)
CIE-LCH	lch(28.20, 45.71, 290.78°)
OKLab	oklab(38.69% -0.0083 -0.1228)
OKLCH	oklch(38.69% 0.123 266.1)
XYZ	xyz(6.7177, 5.5313, 22.8994)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253E85 #856C25

analogous

#256E85 #253E85 #3C2585

triadic

#253E85 #85253E #3E8525

tetradic

#253E85 #85256E #856C25 #25853C

square

#253E85 #85256E #856C25 #25853C

split-complementary

#253E85 #853C25 #6E8525

monochromatic

#0A1125 #182855 #253E85 #3254B5 #5575D0

Accessibility & contrast

On white

9.97

#253E85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#253E85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253E85

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253E85	#FFFFFF	#000000	##FFFFFF
##253E85	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114788

Deuteranopia (green-blind)

#003E84

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #253e85;
/* rgb */ color: rgb(37, 62, 133);
/* oklch */ color: oklch(38.7% 0.123 266.1);

Tailwind

colors: {
  custom: {
    50: '#6c72a9',
    500: '#253e85',
    950: '#000000',
  },
}

SCSS

$custom: #253e85;
$custom-light: #6c72a9;
$custom-dark: #000000;

JSON

{
  "hex": "#253e85",
  "rgb": {
    "r": 37,
    "g": 62,
    "b": 133
  },
  "hsl": {
    "h": 224.375,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.38686,
    "c": 0.1231,
    "h": 266.1
  },
  "luminance": 0.05532
}

Semantic roles & 50–950 ramp

primary

#253E85

secondary

#B49A52

accent

#B848E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #253E85

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

Preview Lab → · Contrast checker → · Palette generator →