#251684#251684

#251684 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.6% C 0.169 H 276.8°. Best body text is #FFFFFF at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#251684
RGB	rgb(37, 22, 132)
HSL	hsl(248, 71%, 30%)
HSV	hsv(248, 83%, 52%)
CMYK	cmyk(72%, 83.3%, 0%, 48.2%)
CIE-LAB	lab(18.51, 41.23, -57.97)
CIE-LCH	lch(18.51, 71.14, 305.43°)
OKLab	oklab(31.59% 0.02 -0.1675)
OKLCH	oklch(31.59% 0.169 276.8)
XYZ	xyz(5.2134, 2.6326, 22.0587)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251684 #758416

analogous

#163E84 #251684 #5C1684

triadic

#251684 #842516 #168425

tetradic

#251684 #84163E #758416 #16845C

square

#251684 #84163E #758416 #16845C

split-complementary

#251684 #845C16 #3E8416

monochromatic

#08051B #160D50 #251684 #341FB8 #4E37DE

Accessibility & contrast

On white

13.76

#251684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#251684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251684

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251684	#FFFFFF	#000000	##FFFFFF
##251684	1.00	13.76	1.53	13.76
#FFFFFF	13.76	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003287

Deuteranopia (green-blind)

#002882

Tritanopia (blue-blind)

#00384E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #251684;
/* rgb */ color: rgb(37, 22, 132);
/* oklch */ color: oklch(31.6% 0.169 276.8);

Tailwind

colors: {
  custom: {
    50: '#7057a9',
    500: '#251684',
    950: '#000000',
  },
}

SCSS

$custom: #251684;
$custom-light: #7057a9;
$custom-dark: #000000;

JSON

{
  "hex": "#251684",
  "rgb": {
    "r": 37,
    "g": 22,
    "b": 132
  },
  "hsl": {
    "h": 248.182,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31589,
    "c": 0.1687,
    "h": 276.8
  },
  "luminance": 0.02633
}

Semantic roles & 50–950 ramp

primary

#251684

secondary

#A8B83D

accent

#EE3AD6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #251684

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

Preview Lab → · Contrast checker → · Palette generator →