#150C4A#150C4A

#150C4A is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.1% C 0.107 H 279.6°. Best body text is #FFFFFF at 17.75:1 contrast (WCAG AA passes).

Color values

HEX	#150C4A
RGB	rgb(21, 12, 74)
HSL	hsl(249, 72%, 17%)
HSV	hsv(249, 84%, 29%)
CMYK	cmyk(71.6%, 83.8%, 0%, 71%)
CIE-LAB	lab(8.28, 25.51, -36.57)
CIE-LCH	lch(8.28, 44.59, 304.90°)
OKLab	oklab(22.05% 0.0178 -0.1056)
OKLCH	oklch(22.05% 0.107 279.6)
XYZ	xyz(1.6764, 0.9167, 6.5658)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150C4A #414A0C

analogous

#0C224A #150C4A #340C4A

triadic

#150C4A #4A150C #0C4A15

tetradic

#150C4A #4A0C22 #414A0C #0C4A34

square

#150C4A #4A0C22 #414A0C #0C4A34

split-complementary

#150C4A #4A340C #224A0C

monochromatic

#07041A #07041A #150C4A #24157F #331DB3

Accessibility & contrast

On white

17.75

#150C4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#150C4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150C4A

17.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150C4A	#FFFFFF	#000000	##FFFFFF
##150C4A	1.00	17.75	1.18	17.75
#FFFFFF	17.75	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4C

Deuteranopia (green-blind)

#001649

Tritanopia (blue-blind)

#001E2A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #150c4a;
/* rgb */ color: rgb(21, 12, 74);
/* oklch */ color: oklch(22.1% 0.107 279.6);

Tailwind

colors: {
  custom: {
    50: '#5b4c7d',
    500: '#150c4a',
    950: '#000000',
  },
}

SCSS

$custom: #150c4a;
$custom-light: #5b4c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#150c4a",
  "rgb": {
    "r": 21,
    "g": 12,
    "b": 74
  },
  "hsl": {
    "h": 248.71,
    "s": 72.093,
    "l": 16.863
  },
  "oklch": {
    "l": 0.2205,
    "c": 0.10707,
    "h": 279.6
  },
  "luminance": 0.00917
}

Semantic roles & 50–950 ramp

primary

#150C4A

secondary

#79862C

accent

#EF39D4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #150C4A

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

Preview Lab → · Contrast checker → · Palette generator →