#251880#251880

#251880 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.4% C 0.162 H 277.2°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#251880
RGB	rgb(37, 24, 128)
HSL	hsl(248, 68%, 30%)
HSV	hsv(248, 81%, 50%)
CMYK	cmyk(71.1%, 81.3%, 0%, 49.8%)
CIE-LAB	lab(18.39, 38.94, -55.64)
CIE-LCH	lch(18.39, 67.91, 304.99°)
OKLab	oklab(31.37% 0.0202 -0.1608)
OKLCH	oklch(31.37% 0.162 277.2)
XYZ	xyz(4.9846, 2.6046, 20.6580)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251880 #738018

analogous

#183F80 #251880 #591880

triadic

#251880 #802518 #188025

tetradic

#251880 #80183F #738018 #188059

square

#251880 #80183F #738018 #188059

split-complementary

#251880 #805918 #3F8018

monochromatic

#07051A #160E4C #251880 #3422B4 #4D39DA

Accessibility & contrast

On white

13.81

#251880 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#251880 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251880

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251880	#FFFFFF	#000000	##FFFFFF
##251880	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003183

Deuteranopia (green-blind)

#00287E

Tritanopia (blue-blind)

#00384C

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #251880;
/* rgb */ color: rgb(37, 24, 128);
/* oklch */ color: oklch(31.4% 0.162 277.2);

Tailwind

colors: {
  custom: {
    50: '#6f58a6',
    500: '#251880',
    950: '#000000',
  },
}

SCSS

$custom: #251880;
$custom-light: #6f58a6;
$custom-dark: #000000;

JSON

{
  "hex": "#251880",
  "rgb": {
    "r": 37,
    "g": 24,
    "b": 128
  },
  "hsl": {
    "h": 247.5,
    "s": 68.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31365,
    "c": 0.16204,
    "h": 277.2
  },
  "luminance": 0.02605
}

Semantic roles & 50–950 ramp

primary

#251880

secondary

#A6B440

accent

#EB3DD5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #251880

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

Preview Lab → · Contrast checker → · Palette generator →