#151863#151863

#151863 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.9% C 0.128 H 272.1°. Best body text is #FFFFFF at 15.64:1 contrast (WCAG AA passes).

Color values

HEX	#151863
RGB	rgb(21, 24, 99)
HSL	hsl(238, 65%, 24%)
HSV	hsv(238, 79%, 39%)
CMYK	cmyk(78.8%, 75.8%, 0%, 61.2%)
CIE-LAB	lab(13.90, 27.11, -44.28)
CIE-LCH	lch(13.90, 51.92, 301.48°)
OKLab	oklab(26.91% 0.0047 -0.1281)
OKLCH	oklch(26.91% 0.128 272.1)
XYZ	xyz(2.8873, 1.7132, 11.9805)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151863 #636015

analogous

#153F63 #151863 #391563

triadic

#151863 #631518 #186315

tetradic

#151863 #63153F #636015 #156339

square

#151863 #63153F #636015 #156339

split-complementary

#151863 #633915 #3F6315

monochromatic

#050619 #0A0C31 #151863 #202495 #2A30C8

Accessibility & contrast

On white

15.64

#151863 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151863 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151863

15.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151863	#FFFFFF	#000000	##FFFFFF
##151863	1.00	15.64	1.34	15.64
#FFFFFF	15.64	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002765

Deuteranopia (green-blind)

#002062

Tritanopia (blue-blind)

#002D3B

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151863;
/* rgb */ color: rgb(21, 24, 99);
/* oklch */ color: oklch(26.9% 0.128 272.1);

Tailwind

colors: {
  custom: {
    50: '#615590',
    500: '#151863',
    950: '#000000',
  },
}

SCSS

$custom: #151863;
$custom-light: #615590;
$custom-dark: #000000;

JSON

{
  "hex": "#151863",
  "rgb": {
    "r": 21,
    "g": 24,
    "b": 99
  },
  "hsl": {
    "h": 237.692,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.26911,
    "c": 0.12822,
    "h": 272.1
  },
  "luminance": 0.01714
}

Semantic roles & 50–950 ramp

primary

#151863

secondary

#9A963A

accent

#E240E8

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #151863

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

Preview Lab → · Contrast checker → · Palette generator →