#151E52#151E52

#151E52 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.095 H 270.9°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#151E52
RGB	rgb(21, 30, 82)
HSL	hsl(231, 59%, 20%)
HSV	hsv(231, 74%, 32%)
CMYK	cmyk(74.4%, 63.4%, 0%, 67.8%)
CIE-LAB	lab(13.81, 16.05, -33.02)
CIE-LCH	lch(13.81, 36.72, 295.92°)
OKLab	oklab(26.32% 0.0015 -0.0951)
OKLCH	oklch(26.32% 0.095 270.9)
XYZ	xyz(2.2960, 1.6970, 8.1876)
Luminance	0.0170 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E52 #524915

analogous

#153C52 #151E52 #2B1552

triadic

#151E52 #52151E #1E5215

tetradic

#151E52 #52153C #524915 #15522B

square

#151E52 #52153C #524915 #15522B

split-complementary

#151E52 #522B15 #3C5215

monochromatic

#060918 #090C21 #151E52 #213083 #2E42B3

Accessibility & contrast

On white

15.68

#151E52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151E52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E52

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E52	#FFFFFF	#000000	##FFFFFF
##151E52	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002654

Deuteranopia (green-blind)

#002151

Tritanopia (blue-blind)

#002B34

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151e52;
/* rgb */ color: rgb(21, 30, 82);
/* oklch */ color: oklch(26.3% 0.095 270.9);

Tailwind

colors: {
  custom: {
    50: '#5c5983',
    500: '#151e52',
    950: '#000000',
  },
}

SCSS

$custom: #151e52;
$custom-light: #5c5983;
$custom-dark: #000000;

JSON

{
  "hex": "#151e52",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 82
  },
  "hsl": {
    "h": 231.148,
    "s": 59.223,
    "l": 20.196
  },
  "oklch": {
    "l": 0.26319,
    "c": 0.09514,
    "h": 270.9
  },
  "luminance": 0.01697
}

Semantic roles & 50–950 ramp

primary

#151E52

secondary

#8A7E39

accent

#CB45E2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #151E52

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

Preview Lab → · Contrast checker → · Palette generator →