#150C56#150C56

#150C56 is a very dark, vivid blue. Relative luminance 0.011; OKLCH L 23.5% C 0.123 H 276.6°. Best body text is #FFFFFF at 17.23:1 contrast (WCAG AA passes).

Color values

HEX	#150C56
RGB	rgb(21, 12, 86)
HSL	hsl(247, 76%, 19%)
HSV	hsv(247, 86%, 34%)
CMYK	cmyk(75.6%, 86%, 0%, 66.3%)
CIE-LAB	lab(9.75, 29.74, -42.40)
CIE-LCH	lch(9.75, 51.80, 305.05°)
OKLab	oklab(23.52% 0.0142 -0.1226)
OKLCH	oklch(23.52% 0.123 276.6)
XYZ	xyz(2.1199, 1.0941, 8.9018)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150C56 #4D560C

analogous

#0C2856 #150C56 #3A0C56

triadic

#150C56 #56150C #0C5615

tetradic

#150C56 #560C28 #4D560C #0C563A

square

#150C56 #560C28 #4D560C #0C563A

split-complementary

#150C56 #563A0C #28560C

monochromatic

#07041B #080520 #150C56 #22138C #2F1BC1

Accessibility & contrast

On white

17.23

#150C56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#150C56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150C56

17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150C56	#FFFFFF	#000000	##FFFFFF
##150C56	1.00	17.23	1.22	17.23
#FFFFFF	17.23	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E58

Deuteranopia (green-blind)

#001855

Tritanopia (blue-blind)

#002331

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #150c56;
/* rgb */ color: rgb(21, 12, 86);
/* oklch */ color: oklch(23.5% 0.123 276.6);

Tailwind

colors: {
  custom: {
    50: '#5f4d87',
    500: '#150c56',
    950: '#000000',
  },
}

SCSS

$custom: #150c56;
$custom-light: #5f4d87;
$custom-dark: #000000;

JSON

{
  "hex": "#150c56",
  "rgb": {
    "r": 21,
    "g": 12,
    "b": 86
  },
  "hsl": {
    "h": 247.297,
    "s": 75.51,
    "l": 19.216
  },
  "oklch": {
    "l": 0.23518,
    "c": 0.12338,
    "h": 276.6
  },
  "luminance": 0.01094
}

Semantic roles & 50–950 ramp

primary

#150C56

secondary

#85912D

accent

#F236DB

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #150C56

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

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