#151C49#151C49

#151C49 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.0% C 0.084 H 272.2°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#151C49
RGB	rgb(21, 28, 73)
HSL	hsl(232, 55%, 18%)
HSV	hsv(232, 71%, 29%)
CMYK	cmyk(71.2%, 61.6%, 0%, 71.4%)
CIE-LAB	lab(12.42, 13.83, -29.10)
CIE-LCH	lch(12.42, 32.22, 295.41°)
OKLab	oklab(25.04% 0.0033 -0.0836)
OKLCH	oklch(25.04% 0.084 272.2)
XYZ	xyz(1.9267, 1.4708, 6.4844)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.29

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151C49 #494215

analogous

#153649 #151C49 #281549

triadic

#151C49 #49151C #1C4915

tetradic

#151C49 #491536 #494215 #154928

square

#151C49 #491536 #494215 #154928

split-complementary

#151C49 #492815 #364915

monochromatic

#070918 #070A19 #151C49 #232E79 #3040A8

Accessibility & contrast

On white

16.23

#151C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#151C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151C49

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151C49	#FFFFFF	#000000	##FFFFFF
##151C49	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234B

Deuteranopia (green-blind)

#001E48

Tritanopia (blue-blind)

#00272F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #151c49;
/* rgb */ color: rgb(21, 28, 73);
/* oklch */ color: oklch(25.0% 0.084 272.2);

Tailwind

colors: {
  custom: {
    50: '#59577c',
    500: '#151c49',
    950: '#000000',
  },
}

SCSS

$custom: #151c49;
$custom-light: #59577c;
$custom-dark: #000000;

JSON

{
  "hex": "#151c49",
  "rgb": {
    "r": 21,
    "g": 28,
    "b": 73
  },
  "hsl": {
    "h": 231.923,
    "s": 55.319,
    "l": 18.431
  },
  "oklch": {
    "l": 0.25035,
    "c": 0.08369,
    "h": 272.2
  },
  "luminance": 0.01471
}

Semantic roles & 50–950 ramp

primary

#151C49

secondary

#817739

accent

#CB49DF

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #151C49

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

Preview Lab → · Contrast checker → · Palette generator →