#253589#253589

#253589 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.141 H 269.9°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#253589
RGB	rgb(37, 53, 137)
HSL	hsl(230, 57%, 34%)
HSV	hsv(230, 73%, 54%)
CMYK	cmyk(73%, 61.3%, 0%, 46.3%)
CIE-LAB	lab(26.00, 23.98, -48.80)
CIE-LCH	lch(26.00, 54.37, 296.17°)
OKLab	oklab(37.13% -0.0003 -0.1408)
OKLCH	oklch(37.13% 0.141 269.9)
XYZ	xyz(6.5499, 4.7450, 24.2328)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253589 #897925

analogous

#256789 #253589 #472589

triadic

#253589 #892535 #358925

tetradic

#253589 #892567 #897925 #258947

square

#253589 #892567 #897925 #258947

split-complementary

#253589 #894725 #678925

monochromatic

#0B1029 #182259 #253589 #3248B9 #576AD2

Accessibility & contrast

On white

10.77

#253589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#253589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253589

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253589	#FFFFFF	#000000	##FFFFFF
##253589	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #253589;
/* rgb */ color: rgb(37, 53, 137);
/* oklch */ color: oklch(37.1% 0.141 269.9);

Tailwind

colors: {
  custom: {
    50: '#6e6cac',
    500: '#253589',
    950: '#000000',
  },
}

SCSS

$custom: #253589;
$custom-light: #6e6cac;
$custom-dark: #000000;

JSON

{
  "hex": "#253589",
  "rgb": {
    "r": 37,
    "g": 53,
    "b": 137
  },
  "hsl": {
    "h": 230.4,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37132,
    "c": 0.14078,
    "h": 269.9
  },
  "luminance": 0.04746
}

Semantic roles & 50–950 ramp

primary

#253589

secondary

#B6A654

accent

#C847E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #253589

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

Preview Lab → · Contrast checker → · Palette generator →