#150C4D#150C4D

#150C4D is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.111 H 278.8°. Best body text is #FFFFFF at 17.62:1 contrast (WCAG AA passes).

Color values

HEX	#150C4D
RGB	rgb(21, 12, 77)
HSL	hsl(248, 73%, 17%)
HSV	hsv(248, 84%, 30%)
CMYK	cmyk(72.7%, 84.4%, 0%, 69.8%)
CIE-LAB	lab(8.64, 26.58, -38.06)
CIE-LCH	lch(8.64, 46.43, 304.93°)
OKLab	oklab(22.41% 0.0169 -0.1099)
OKLCH	oklch(22.41% 0.111 278.8)
XYZ	xyz(1.7799, 0.9580, 7.1109)
Luminance	0.0096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.74

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150C4D #444D0C

analogous

#0C234D #150C4D #360C4D

triadic

#150C4D #4D150C #0C4D15

tetradic

#150C4D #4D0C23 #444D0C #0C4D36

square

#150C4D #4D0C23 #444D0C #0C4D36

split-complementary

#150C4D #4D360C #234D0C

monochromatic

#07041A #07041A #150C4D #231482 #321DB7

Accessibility & contrast

On white

17.62

#150C4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#150C4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150C4D

17.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150C4D	#FFFFFF	#000000	##FFFFFF
##150C4D	1.00	17.62	1.19	17.62
#FFFFFF	17.62	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4F

Deuteranopia (green-blind)

#00164C

Tritanopia (blue-blind)

#001F2C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #150c4d;
/* rgb */ color: rgb(21, 12, 77);
/* oklch */ color: oklch(22.4% 0.111 278.8);

Tailwind

colors: {
  custom: {
    50: '#5c4c80',
    500: '#150c4d',
    950: '#000000',
  },
}

SCSS

$custom: #150c4d;
$custom-light: #5c4c80;
$custom-dark: #000000;

JSON

{
  "hex": "#150c4d",
  "rgb": {
    "r": 21,
    "g": 12,
    "b": 77
  },
  "hsl": {
    "h": 248.308,
    "s": 73.034,
    "l": 17.451
  },
  "oklch": {
    "l": 0.2241,
    "c": 0.11122,
    "h": 278.8
  },
  "luminance": 0.00958
}

Semantic roles & 50–950 ramp

primary

#150C4D

secondary

#7C892C

accent

#F038D6

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #150C4D

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

Preview Lab → · Contrast checker → · Palette generator →