#251593#251593

#251593 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.3% C 0.187 H 274.8°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#251593
RGB	rgb(37, 21, 147)
HSL	hsl(248, 75%, 33%)
HSV	hsv(248, 86%, 58%)
CMYK	cmyk(74.8%, 85.7%, 0%, 42.4%)
CIE-LAB	lab(20.19, 46.33, -64.57)
CIE-LCH	lch(20.19, 79.47, 305.66°)
OKLab	oklab(33.28% 0.0158 -0.1866)
OKLCH	oklch(33.28% 0.187 274.8)
XYZ	xyz(6.2958, 3.0356, 27.8522)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251593 #839315

analogous

#154493 #251593 #641593

triadic

#251593 #932515 #159325

tetradic

#251593 #931544 #839315 #159364

square

#251593 #931544 #839315 #159364

split-complementary

#251593 #936415 #449315

monochromatic

#0A0628 #180D5D #251593 #321DC9 #543FE4

Accessibility & contrast

On white

13.07

#251593 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#251593 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251593

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251593	#FFFFFF	#000000	##FFFFFF
##251593	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003696

Deuteranopia (green-blind)

#002B91

Tritanopia (blue-blind)

#003E56

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #251593;
/* rgb */ color: rgb(37, 21, 147);
/* oklch */ color: oklch(33.3% 0.187 274.8);

Tailwind

colors: {
  custom: {
    50: '#7458b4',
    500: '#251593',
    950: '#000000',
  },
}

SCSS

$custom: #251593;
$custom-light: #7458b4;
$custom-dark: #000000;

JSON

{
  "hex": "#251593",
  "rgb": {
    "r": 37,
    "g": 21,
    "b": 147
  },
  "hsl": {
    "h": 247.619,
    "s": 75,
    "l": 32.941
  },
  "oklch": {
    "l": 0.33276,
    "c": 0.18731,
    "h": 274.8
  },
  "luminance": 0.03036
}

Semantic roles & 50–950 ramp

primary

#251593

secondary

#B3C440

accent

#F236DA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0311

muted

#7C7880

Preview Lab

Preview with #251593

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

Preview Lab → · Contrast checker → · Palette generator →