#253587#253587

#253587 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.138 H 269.9°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#253587
RGB	rgb(37, 53, 135)
HSL	hsl(230, 57%, 34%)
HSV	hsv(230, 73%, 53%)
CMYK	cmyk(72.6%, 60.7%, 0%, 47.1%)
CIE-LAB	lab(25.83, 23.21, -47.83)
CIE-LCH	lch(25.83, 53.16, 295.89°)
OKLab	oklab(36.95% -0.0003 -0.1379)
OKLCH	oklch(36.95% 0.138 269.9)
XYZ	xyz(6.4077, 4.6881, 23.4842)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253587 #877725

analogous

#256687 #253587 #462587

triadic

#253587 #872535 #358725

tetradic

#253587 #872566 #877725 #258746

square

#253587 #872566 #877725 #258746

split-complementary

#253587 #874625 #668725

monochromatic

#0B0F27 #182257 #253587 #3248B7 #566AD1

Accessibility & contrast

On white

10.84

#253587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#253587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253587

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253587	#FFFFFF	#000000	##FFFFFF
##253587	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#003985

Tritanopia (blue-blind)

#004958

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #253587;
/* rgb */ color: rgb(37, 53, 135);
/* oklch */ color: oklch(37.0% 0.138 269.9);

Tailwind

colors: {
  custom: {
    50: '#6e6cab',
    500: '#253587',
    950: '#000000',
  },
}

SCSS

$custom: #253587;
$custom-light: #6e6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#253587",
  "rgb": {
    "r": 37,
    "g": 53,
    "b": 135
  },
  "hsl": {
    "h": 230.204,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36954,
    "c": 0.13792,
    "h": 269.9
  },
  "luminance": 0.04689
}

Semantic roles & 50–950 ramp

primary

#253587

secondary

#B5A553

accent

#C748E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #253587

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

Preview Lab → · Contrast checker → · Palette generator →