#253687#253687

#253687 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.137 H 269.5°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#253687
RGB	rgb(37, 54, 135)
HSL	hsl(230, 57%, 34%)
HSV	hsv(230, 73%, 53%)
CMYK	cmyk(72.6%, 60%, 0%, 47.1%)
CIE-LAB	lab(26.10, 22.52, -47.38)
CIE-LCH	lch(26.10, 52.46, 295.42°)
OKLab	oklab(37.16% -0.0011 -0.1366)
OKLCH	oklch(37.16% 0.137 269.5)
XYZ	xyz(6.4538, 4.7803, 23.4995)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253687 #877625

analogous

#256787 #253687 #452587

triadic

#253687 #872536 #368725

tetradic

#253687 #872567 #877625 #258745

square

#253687 #872567 #877625 #258745

split-complementary

#253687 #874525 #678725

monochromatic

#0B1027 #182357 #253687 #3249B7 #566BD1

Accessibility & contrast

On white

10.74

#253687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#253687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253687

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253687	#FFFFFF	#000000	##FFFFFF
##253687	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#003985

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #253687;
/* rgb */ color: rgb(37, 54, 135);
/* oklch */ color: oklch(37.2% 0.137 269.5);

Tailwind

colors: {
  custom: {
    50: '#6e6cab',
    500: '#253687',
    950: '#000000',
  },
}

SCSS

$custom: #253687;
$custom-light: #6e6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#253687",
  "rgb": {
    "r": 37,
    "g": 54,
    "b": 135
  },
  "hsl": {
    "h": 229.592,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.37157,
    "c": 0.13661,
    "h": 269.5
  },
  "luminance": 0.04781
}

Semantic roles & 50–950 ramp

primary

#253687

secondary

#B5A453

accent

#C648E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #253687

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

Preview Lab → · Contrast checker → · Palette generator →