#253188#253188

#253188 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.145 H 271.1°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#253188
RGB	rgb(37, 49, 136)
HSL	hsl(233, 57%, 34%)
HSV	hsv(233, 73%, 53%)
CMYK	cmyk(72.8%, 64%, 0%, 46.7%)
CIE-LAB	lab(24.85, 26.32, -50.04)
CIE-LCH	lch(24.85, 56.54, 297.74°)
OKLab	oklab(36.26% 0.0029 -0.1445)
OKLCH	oklch(36.26% 0.145 271.1)
XYZ	xyz(6.3037, 4.3669, 23.7985)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253188 #887C25

analogous

#256388 #253188 #4B2588

triadic

#253188 #882531 #318825

tetradic

#253188 #882563 #887C25 #25884B

square

#253188 #882563 #887C25 #25884B

split-complementary

#253188 #884B25 #638825

monochromatic

#0B0E28 #182058 #253188 #3242B8 #5665D1

Accessibility & contrast

On white

11.21

#253188 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#253188 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253188

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253188	#FFFFFF	#000000	##FFFFFF
##253188	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408B

Deuteranopia (green-blind)

#003686

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #253188;
/* rgb */ color: rgb(37, 49, 136);
/* oklch */ color: oklch(36.3% 0.145 271.1);

Tailwind

colors: {
  custom: {
    50: '#6e69ab',
    500: '#253188',
    950: '#000000',
  },
}

SCSS

$custom: #253188;
$custom-light: #6e69ab;
$custom-dark: #000000;

JSON

{
  "hex": "#253188",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 136
  },
  "hsl": {
    "h": 232.727,
    "s": 57.225,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36257,
    "c": 0.14451,
    "h": 271.1
  },
  "luminance": 0.04368
}

Semantic roles & 50–950 ramp

primary

#253188

secondary

#B6AA53

accent

#CE47E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #253188

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

Preview Lab → · Contrast checker → · Palette generator →