#151D49#151D49

#151D49 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.082 H 271.5°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#151D49
RGB	rgb(21, 29, 73)
HSL	hsl(231, 55%, 18%)
HSV	hsv(231, 71%, 29%)
CMYK	cmyk(71.2%, 60.3%, 0%, 71.4%)
CIE-LAB	lab(12.73, 13.07, -28.60)
CIE-LCH	lch(12.73, 31.45, 294.55°)
OKLab	oklab(25.26% 0.0022 -0.0821)
OKLCH	oklch(25.26% 0.082 271.5)
XYZ	xyz(1.9508, 1.5190, 6.4924)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D49 #494115

analogous

#153749 #151D49 #271549

triadic

#151D49 #49151D #1D4915

tetradic

#151D49 #491537 #494115 #154927

square

#151D49 #491537 #494115 #154927

split-complementary

#151D49 #492715 #374915

monochromatic

#070918 #070A19 #151D49 #233079 #3043A8

Accessibility & contrast

On white

16.11

#151D49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#151D49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D49

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D49	#FFFFFF	#000000	##FFFFFF
##151D49	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01234B

Deuteranopia (green-blind)

#001F48

Tritanopia (blue-blind)

#00272F

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #151d49;
/* rgb */ color: rgb(21, 29, 73);
/* oklch */ color: oklch(25.3% 0.082 271.5);

Tailwind

colors: {
  custom: {
    50: '#59587c',
    500: '#151d49',
    950: '#000000',
  },
}

SCSS

$custom: #151d49;
$custom-light: #59587c;
$custom-dark: #000000;

JSON

{
  "hex": "#151d49",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 73
  },
  "hsl": {
    "h": 230.769,
    "s": 55.319,
    "l": 18.431
  },
  "oklch": {
    "l": 0.25265,
    "c": 0.08218,
    "h": 271.5
  },
  "luminance": 0.01519
}

Semantic roles & 50–950 ramp

primary

#151D49

secondary

#817639

accent

#C849DF

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #151D49

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

Preview Lab → · Contrast checker → · Palette generator →