#251A91#251A91

#251A91 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.6% C 0.181 H 274.6°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#251A91
RGB	rgb(37, 26, 145)
HSL	hsl(246, 70%, 34%)
HSV	hsv(246, 82%, 57%)
CMYK	cmyk(74.5%, 82.1%, 0%, 43.1%)
CIE-LAB	lab(20.73, 43.38, -62.42)
CIE-LCH	lch(20.73, 76.01, 304.80°)
OKLab	oklab(33.59% 0.0146 -0.1805)
OKLCH	oklch(33.59% 0.181 274.6)
XYZ	xyz(6.2415, 3.1758, 27.0666)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251A91 #86911A

analogous

#1A4A91 #251A91 #601A91

triadic

#251A91 #91251A #1A9125

tetradic

#251A91 #911A4A #86911A #1A9160

square

#251A91 #911A4A #86911A #1A9160

split-complementary

#251A91 #91601A #4A911A

monochromatic

#0B0729 #18115D #251A91 #3223C5 #5547DE

Accessibility & contrast

On white

12.84

#251A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#251A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251A91

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251A91	#FFFFFF	#000000	##FFFFFF
##251A91	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003794

Deuteranopia (green-blind)

#002C8F

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #251a91;
/* rgb */ color: rgb(37, 26, 145);
/* oklch */ color: oklch(33.6% 0.181 274.6);

Tailwind

colors: {
  custom: {
    50: '#735ab3',
    500: '#251a91',
    950: '#000000',
  },
}

SCSS

$custom: #251a91;
$custom-light: #735ab3;
$custom-dark: #000000;

JSON

{
  "hex": "#251a91",
  "rgb": {
    "r": 37,
    "g": 26,
    "b": 145
  },
  "hsl": {
    "h": 245.546,
    "s": 69.591,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33585,
    "c": 0.1811,
    "h": 274.6
  },
  "luminance": 0.03176
}

Semantic roles & 50–950 ramp

primary

#251A91

secondary

#B4C047

accent

#EC3BDC

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #251A91

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

Preview Lab → · Contrast checker → · Palette generator →