#251690#251690

#251690 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.0% C 0.183 H 275.1°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#251690
RGB	rgb(37, 22, 144)
HSL	hsl(247, 73%, 33%)
HSV	hsv(247, 85%, 56%)
CMYK	cmyk(74.3%, 84.7%, 0%, 43.5%)
CIE-LAB	lab(19.96, 44.97, -63.07)
CIE-LCH	lch(19.96, 77.47, 305.49°)
OKLab	oklab(33.02% 0.0164 -0.1823)
OKLCH	oklch(33.02% 0.183 275.1)
XYZ	xyz(6.0822, 2.9801, 26.6348)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251690 #819016

analogous

#164490 #251690 #621690

triadic

#251690 #902516 #169025

tetradic

#251690 #901644 #819016 #169062

square

#251690 #901644 #819016 #169062

split-complementary

#251690 #906216 #449016

monochromatic

#0A0626 #170E5B #251690 #331EC5 #533FE2

Accessibility & contrast

On white

13.16

#251690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#251690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251690

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251690	#FFFFFF	#000000	##FFFFFF
##251690	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003593

Deuteranopia (green-blind)

#002B8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #251690;
/* rgb */ color: rgb(37, 22, 144);
/* oklch */ color: oklch(33.0% 0.183 275.1);

Tailwind

colors: {
  custom: {
    50: '#7358b2',
    500: '#251690',
    950: '#000000',
  },
}

SCSS

$custom: #251690;
$custom-light: #7358b2;
$custom-dark: #000000;

JSON

{
  "hex": "#251690",
  "rgb": {
    "r": 37,
    "g": 22,
    "b": 144
  },
  "hsl": {
    "h": 247.377,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33017,
    "c": 0.18307,
    "h": 275.1
  },
  "luminance": 0.02981
}

Semantic roles & 50–950 ramp

primary

#251690

secondary

#B2C240

accent

#F038D9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #251690

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

Preview Lab → · Contrast checker → · Palette generator →