#151F52#151F52

#151F52 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.5% C 0.094 H 270.3°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#151F52
RGB	rgb(21, 31, 82)
HSL	hsl(230, 59%, 20%)
HSV	hsv(230, 74%, 32%)
CMYK	cmyk(74.4%, 62.2%, 0%, 67.8%)
CIE-LAB	lab(14.11, 15.30, -32.54)
CIE-LCH	lch(14.11, 35.96, 295.19°)
OKLab	oklab(26.54% 0.0006 -0.0937)
OKLCH	oklch(26.54% 0.094 270.3)
XYZ	xyz(2.3217, 1.7484, 8.1961)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151F52 #524815

analogous

#153D52 #151F52 #291552

triadic

#151F52 #52151F #1F5215

tetradic

#151F52 #52153D #524815 #155229

square

#151F52 #52153D #524815 #155229

split-complementary

#151F52 #522915 #3D5215

monochromatic

#060918 #090D21 #151F52 #213183 #2E44B3

Accessibility & contrast

On white

15.56

#151F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#151F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151F52

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151F52	#FFFFFF	#000000	##FFFFFF
##151F52	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002754

Deuteranopia (green-blind)

#002151

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151f52;
/* rgb */ color: rgb(21, 31, 82);
/* oklch */ color: oklch(26.5% 0.094 270.3);

Tailwind

colors: {
  custom: {
    50: '#5b5a83',
    500: '#151f52',
    950: '#000000',
  },
}

SCSS

$custom: #151f52;
$custom-light: #5b5a83;
$custom-dark: #000000;

JSON

{
  "hex": "#151f52",
  "rgb": {
    "r": 21,
    "g": 31,
    "b": 82
  },
  "hsl": {
    "h": 230.164,
    "s": 59.223,
    "l": 20.196
  },
  "oklch": {
    "l": 0.26542,
    "c": 0.09369,
    "h": 270.3
  },
  "luminance": 0.01749
}

Semantic roles & 50–950 ramp

primary

#151F52

secondary

#8A7D39

accent

#C945E2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #151F52

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

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