#151A39#151A39

#151A39 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.2% C 0.060 H 273.9°. Best body text is #FFFFFF at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#151A39
RGB	rgb(21, 26, 57)
HSL	hsl(232, 46%, 15%)
HSV	hsv(232, 63%, 22%)
CMYK	cmyk(63.2%, 54.4%, 0%, 77.6%)
CIE-LAB	lab(10.51, 8.79, -20.92)
CIE-LCH	lch(10.51, 22.70, 292.79°)
OKLab	oklab(23.19% 0.0041 -0.0596)
OKLCH	oklch(23.19% 0.06 273.9)
XYZ	xyz(1.4169, 1.1935, 4.0258)
Luminance	0.0119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A39 #393415

analogous

#152C39 #151A39 #221539

triadic

#151A39 #39151A #1A3915

tetradic

#151A39 #39152C #393415 #153922

square

#151A39 #39152C #393415 #153922

split-complementary

#151A39 #392215 #2C3915

monochromatic

#080A16 #080A16 #151A39 #252E66 #364392

Accessibility & contrast

On white

16.95

#151A39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#151A39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A39

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A39	#FFFFFF	#000000	##FFFFFF
##151A39	1.00	16.95	1.24	16.95
#FFFFFF	16.95	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1E3A

Deuteranopia (green-blind)

#081B38

Tritanopia (blue-blind)

#042126

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #151a39;
/* rgb */ color: rgb(21, 26, 57);
/* oklch */ color: oklch(23.2% 0.060 273.9);

Tailwind

colors: {
  custom: {
    50: '#56566f',
    500: '#151a39',
    950: '#000000',
  },
}

SCSS

$custom: #151a39;
$custom-light: #56566f;
$custom-dark: #000000;

JSON

{
  "hex": "#151a39",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 57
  },
  "hsl": {
    "h": 231.667,
    "s": 46.154,
    "l": 15.294
  },
  "oklch": {
    "l": 0.23185,
    "c": 0.05974,
    "h": 273.9
  },
  "luminance": 0.01194
}

Semantic roles & 50–950 ramp

primary

#151A39

secondary

#706939

accent

#C452D6

background

#F5F5F6

surface

#E9E8EC

border

#C5C4C7

text

#030307

muted

#78787A

Preview Lab

Preview with #151A39

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

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