#251879#251879

#251879 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.6% C 0.153 H 278.3°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#251879
RGB	rgb(37, 24, 121)
HSL	hsl(248, 67%, 28%)
HSV	hsv(248, 80%, 47%)
CMYK	cmyk(69.4%, 80.2%, 0%, 52.5%)
CIE-LAB	lab(17.58, 36.65, -52.50)
CIE-LCH	lch(17.58, 64.03, 304.92°)
OKLab	oklab(30.57% 0.0221 -0.1516)
OKLCH	oklch(30.57% 0.153 278.3)
XYZ	xyz(4.5397, 2.4267, 18.3146)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251879 #6C7918

analogous

#183B79 #251879 #551879

triadic

#251879 #792518 #187925

tetradic

#251879 #79183B #6C7918 #187955

square

#251879 #79183B #6C7918 #187955

split-complementary

#251879 #795518 #3B7918

monochromatic

#08051A #150E46 #251879 #3522AC #4A35D7

Accessibility & contrast

On white

14.14

#251879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#251879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251879

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251879	#FFFFFF	#000000	##FFFFFF
##251879	1.00	14.14	1.49	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7C

Deuteranopia (green-blind)

#002777

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #251879;
/* rgb */ color: rgb(37, 24, 121);
/* oklch */ color: oklch(30.6% 0.153 278.3);

Tailwind

colors: {
  custom: {
    50: '#6d57a1',
    500: '#251879',
    950: '#000000',
  },
}

SCSS

$custom: #251879;
$custom-light: #6d57a1;
$custom-dark: #000000;

JSON

{
  "hex": "#251879",
  "rgb": {
    "r": 37,
    "g": 24,
    "b": 121
  },
  "hsl": {
    "h": 248.041,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30568,
    "c": 0.15325,
    "h": 278.3
  },
  "luminance": 0.02427
}

Semantic roles & 50–950 ramp

primary

#251879

secondary

#9FAE3F

accent

#EA3ED3

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08030F

muted

#7B787F

Preview Lab

Preview with #251879

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

Preview Lab → · Contrast checker → · Palette generator →