#253D98#253D98

#253D98 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.152 H 267.6°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#253D98
RGB	rgb(37, 61, 152)
HSL	hsl(227, 61%, 37%)
HSV	hsv(227, 76%, 60%)
CMYK	cmyk(75.7%, 59.9%, 0%, 40.4%)
CIE-LAB	lab(29.40, 24.30, -52.48)
CIE-LCH	lch(29.40, 57.83, 294.84°)
OKLab	oklab(40.06% -0.0063 -0.1515)
OKLCH	oklch(40.06% 0.152 267.6)
XYZ	xyz(8.0972, 5.9969, 30.4305)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D98 #988025

analogous

#257798 #253D98 #462598

triadic

#253D98 #98253D #3D9825

tetradic

#253D98 #982577 #988025 #259846

square

#253D98 #982577 #988025 #259846

split-complementary

#253D98 #984625 #779825

monochromatic

#0D1536 #192967 #253D98 #3151C9 #5F78D8

Accessibility & contrast

On white

9.55

#253D98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#253D98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D98

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D98	#FFFFFF	#000000	##FFFFFF
##253D98	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9B

Deuteranopia (green-blind)

#004096

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #253d98;
/* rgb */ color: rgb(37, 61, 152);
/* oklch */ color: oklch(40.1% 0.152 267.6);

Tailwind

colors: {
  custom: {
    50: '#7172b7',
    500: '#253d98',
    950: '#000000',
  },
}

SCSS

$custom: #253d98;
$custom-light: #7172b7;
$custom-dark: #000000;

JSON

{
  "hex": "#253d98",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 152
  },
  "hsl": {
    "h": 227.478,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.40063,
    "c": 0.15161,
    "h": 267.6
  },
  "luminance": 0.05998
}

Semantic roles & 50–950 ramp

primary

#253D98

secondary

#BDA95C

accent

#C344E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #253D98

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

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