#150C53#150C53

#150C53 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 23.1% C 0.119 H 277.3°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#150C53
RGB	rgb(21, 12, 83)
HSL	hsl(248, 75%, 19%)
HSV	hsv(248, 86%, 33%)
CMYK	cmyk(74.7%, 85.5%, 0%, 67.5%)
CIE-LAB	lab(9.37, 28.70, -40.98)
CIE-LCH	lch(9.37, 50.03, 305.01°)
OKLab	oklab(23.15% 0.0151 -0.1184)
OKLCH	oklch(23.15% 0.119 277.3)
XYZ	xyz(2.0016, 1.0467, 8.2785)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150C53 #4A530C

analogous

#0C2653 #150C53 #380C53

triadic

#150C53 #53150C #0C5315

tetradic

#150C53 #530C26 #4A530C #0C5338

square

#150C53 #530C26 #4A530C #0C5338

split-complementary

#150C53 #53380C #26530C

monochromatic

#07041B #07041E #150C53 #231488 #301BBE

Accessibility & contrast

On white

17.36

#150C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#150C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150C53

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150C53	#FFFFFF	#000000	##FFFFFF
##150C53	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D55

Deuteranopia (green-blind)

#001752

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #150c53;
/* rgb */ color: rgb(21, 12, 83);
/* oklch */ color: oklch(23.1% 0.119 277.3);

Tailwind

colors: {
  custom: {
    50: '#5e4d84',
    500: '#150c53',
    950: '#000000',
  },
}

SCSS

$custom: #150c53;
$custom-light: #5e4d84;
$custom-dark: #000000;

JSON

{
  "hex": "#150c53",
  "rgb": {
    "r": 21,
    "g": 12,
    "b": 83
  },
  "hsl": {
    "h": 247.606,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23145,
    "c": 0.11937,
    "h": 277.3
  },
  "luminance": 0.01047
}

Semantic roles & 50–950 ramp

primary

#150C53

secondary

#828E2D

accent

#F136DA

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #150C53

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

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