#151A42#151A42

#151A42 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.9% C 0.075 H 273.9°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#151A42
RGB	rgb(21, 26, 66)
HSL	hsl(233, 52%, 17%)
HSV	hsv(233, 68%, 26%)
CMYK	cmyk(68.2%, 60.6%, 0%, 74.1%)
CIE-LAB	lab(11.22, 12.46, -26.17)
CIE-LCH	lch(11.22, 28.99, 295.47°)
OKLab	oklab(23.94% 0.0051 -0.075)
OKLCH	oklch(23.94% 0.075 273.9)
XYZ	xyz(1.6617, 1.2914, 5.3149)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A42 #423D15

analogous

#153142 #151A42 #271542

triadic

#151A42 #42151A #1A4215

tetradic

#151A42 #421531 #423D15 #154227

square

#151A42 #421531 #423D15 #154227

split-complementary

#151A42 #422715 #314215

monochromatic

#070917 #070917 #151A42 #242C70 #333F9F

Accessibility & contrast

On white

16.69

#151A42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#151A42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A42

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A42	#FFFFFF	#000000	##FFFFFF
##151A42	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032043

Deuteranopia (green-blind)

#001C41

Tritanopia (blue-blind)

#00232B

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151a42;
/* rgb */ color: rgb(21, 26, 66);
/* oklch */ color: oklch(23.9% 0.075 273.9);

Tailwind

colors: {
  custom: {
    50: '#585677',
    500: '#151a42',
    950: '#000000',
  },
}

SCSS

$custom: #151a42;
$custom-light: #585677;
$custom-dark: #000000;

JSON

{
  "hex": "#151a42",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 66
  },
  "hsl": {
    "h": 233.333,
    "s": 51.724,
    "l": 17.059
  },
  "oklch": {
    "l": 0.23944,
    "c": 0.07521,
    "h": 273.9
  },
  "luminance": 0.01292
}

Semantic roles & 50–950 ramp

primary

#151A42

secondary

#7A7339

accent

#CB4DDB

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #151A42

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

Preview Lab → · Contrast checker → · Palette generator →