#151878#151878

#151878 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.4% C 0.156 H 270.4°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#151878
RGB	rgb(21, 24, 120)
HSL	hsl(238, 70%, 28%)
HSV	hsv(238, 83%, 47%)
CMYK	cmyk(82.5%, 80%, 0%, 52.9%)
CIE-LAB	lab(16.35, 34.85, -53.94)
CIE-LCH	lch(16.35, 64.22, 302.87°)
OKLab	oklab(29.37% 0.001 -0.1562)
OKLCH	oklch(29.37% 0.156 270.4)
XYZ	xyz(4.0249, 2.1683, 17.9721)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151878 #787515

analogous

#154978 #151878 #441578

triadic

#151878 #781518 #187815

tetradic

#151878 #781549 #787515 #157844

square

#151878 #781549 #787515 #157844

split-complementary

#151878 #784415 #497815

monochromatic

#05051A #0C0E44 #151878 #1E22AC #2D32DA

Accessibility & contrast

On white

14.65

#151878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#151878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151878

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151878	#FFFFFF	#000000	##FFFFFF
##151878	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	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: #151878;
/* rgb */ color: rgb(21, 24, 120);
/* oklch */ color: oklch(29.4% 0.156 270.4);

Tailwind

colors: {
  custom: {
    50: '#6756a0',
    500: '#151878',
    950: '#000000',
  },
}

SCSS

$custom: #151878;
$custom-light: #6756a0;
$custom-dark: #000000;

JSON

{
  "hex": "#151878",
  "rgb": {
    "r": 21,
    "g": 24,
    "b": 120
  },
  "hsl": {
    "h": 238.182,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29371,
    "c": 0.15621,
    "h": 270.4
  },
  "luminance": 0.02169
}

Semantic roles & 50–950 ramp

primary

#151878

secondary

#AEAA3B

accent

#E83BED

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151878

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

Preview Lab → · Contrast checker → · Palette generator →