#151256#151256

#151256 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.4% C 0.117 H 275.3°. Best body text is #FFFFFF at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#151256
RGB	rgb(21, 18, 86)
HSL	hsl(243, 65%, 20%)
HSV	hsv(243, 79%, 34%)
CMYK	cmyk(75.6%, 79.1%, 0%, 66.3%)
CIE-LAB	lab(11.02, 26.13, -40.31)
CIE-LCH	lch(11.02, 48.04, 302.96°)
OKLab	oklab(24.41% 0.0108 -0.1165)
OKLCH	oklch(24.41% 0.117 275.3)
XYZ	xyz(2.2047, 1.2637, 8.9300)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151256 #535612

analogous

#123156 #151256 #371256

triadic

#151256 #561512 #125615

tetradic

#151256 #561231 #535612 #125637

square

#151256 #561231 #535612 #125637

split-complementary

#151256 #563712 #315612

monochromatic

#060519 #090723 #151256 #211D89 #2E27BB

Accessibility & contrast

On white

16.76

#151256 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#151256 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151256

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151256	#FFFFFF	#000000	##FFFFFF
##151256	1.00	16.76	1.25	16.76
#FFFFFF	16.76	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002158

Deuteranopia (green-blind)

#001A55

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151256;
/* rgb */ color: rgb(21, 18, 86);
/* oklch */ color: oklch(24.4% 0.117 275.3);

Tailwind

colors: {
  custom: {
    50: '#5e5186',
    500: '#151256',
    950: '#000000',
  },
}

SCSS

$custom: #151256;
$custom-light: #5e5186;
$custom-dark: #000000;

JSON

{
  "hex": "#151256",
  "rgb": {
    "r": 21,
    "g": 18,
    "b": 86
  },
  "hsl": {
    "h": 242.647,
    "s": 65.385,
    "l": 20.392
  },
  "oklch": {
    "l": 0.2441,
    "c": 0.11703,
    "h": 275.3
  },
  "luminance": 0.01264
}

Semantic roles & 50–950 ramp

primary

#151256

secondary

#8B8F35

accent

#E83FE1

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #151256

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

Preview Lab → · Contrast checker → · Palette generator →