#151778#151778

#151778 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.157 H 270.5°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#151778
RGB	rgb(21, 23, 120)
HSL	hsl(239, 70%, 28%)
HSV	hsv(239, 83%, 47%)
CMYK	cmyk(82.5%, 80.8%, 0%, 52.9%)
CIE-LAB	lab(16.14, 35.43, -54.27)
CIE-LCH	lch(16.14, 64.82, 303.14°)
OKLab	oklab(29.23% 0.0013 -0.1572)
OKLCH	oklch(29.23% 0.157 270.5)
XYZ	xyz(4.0047, 2.1278, 17.9653)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151778 #787615

analogous

#154878 #151778 #451578

triadic

#151778 #781517 #177815

tetradic

#151778 #781548 #787615 #157845

square

#151778 #781548 #787615 #157845

split-complementary

#151778 #784515 #487815

monochromatic

#05051A #0C0D44 #151778 #1E21AC #2D31DA

Accessibility & contrast

On white

14.73

#151778 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#151778 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151778

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151778	#FFFFFF	#000000	##FFFFFF
##151778	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7B

Deuteranopia (green-blind)

#002376

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151778;
/* rgb */ color: rgb(21, 23, 120);
/* oklch */ color: oklch(29.2% 0.157 270.5);

Tailwind

colors: {
  custom: {
    50: '#6756a0',
    500: '#151778',
    950: '#000000',
  },
}

SCSS

$custom: #151778;
$custom-light: #6756a0;
$custom-dark: #000000;

JSON

{
  "hex": "#151778",
  "rgb": {
    "r": 21,
    "g": 23,
    "b": 120
  },
  "hsl": {
    "h": 238.788,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29228,
    "c": 0.15718,
    "h": 270.5
  },
  "luminance": 0.02128
}

Semantic roles & 50–950 ramp

primary

#151778

secondary

#AEAB3B

accent

#E93BED

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151778

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

Preview Lab → · Contrast checker → · Palette generator →