#150B52#150B52

#150B52 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.9% C 0.119 H 277.7°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#150B52
RGB	rgb(21, 11, 82)
HSL	hsl(248, 76%, 18%)
HSV	hsv(248, 87%, 32%)
CMYK	cmyk(74.4%, 86.6%, 0%, 67.8%)
CIE-LAB	lab(9.06, 28.91, -40.82)
CIE-LCH	lch(9.06, 50.02, 305.31°)
OKLab	oklab(22.89% 0.016 -0.1179)
OKLCH	oklch(22.89% 0.119 277.7)
XYZ	xyz(1.9514, 1.0078, 8.0727)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150B52 #48520B

analogous

#0B2452 #150B52 #380B52

triadic

#150B52 #52150B #0B5215

tetradic

#150B52 #520B24 #48520B #0B5238

square

#150B52 #520B24 #48520B #0B5238

split-complementary

#150B52 #52380B #24520B

monochromatic

#07041B #07041C #150B52 #231288 #3119BE

Accessibility & contrast

On white

17.48

#150B52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#150B52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150B52

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150B52	#FFFFFF	#000000	##FFFFFF
##150B52	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C54

Deuteranopia (green-blind)

#001751

Tritanopia (blue-blind)

#00212F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #150b52;
/* rgb */ color: rgb(21, 11, 82);
/* oklch */ color: oklch(22.9% 0.119 277.7);

Tailwind

colors: {
  custom: {
    50: '#5e4c84',
    500: '#150b52',
    950: '#000000',
  },
}

SCSS

$custom: #150b52;
$custom-light: #5e4c84;
$custom-dark: #000000;

JSON

{
  "hex": "#150b52",
  "rgb": {
    "r": 21,
    "g": 11,
    "b": 82
  },
  "hsl": {
    "h": 248.451,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.22886,
    "c": 0.11902,
    "h": 277.7
  },
  "luminance": 0.01008
}

Semantic roles & 50–950 ramp

primary

#150B52

secondary

#808E2B

accent

#F335D8

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #150B52

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

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