#150C4C#150C4C

#150C4C is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.3% C 0.110 H 279.0°. Best body text is #FFFFFF at 17.66:1 contrast (WCAG AA passes).

Color values

HEX	#150C4C
RGB	rgb(21, 12, 76)
HSL	hsl(248, 73%, 17%)
HSV	hsv(248, 84%, 30%)
CMYK	cmyk(72.4%, 84.2%, 0%, 70.2%)
CIE-LAB	lab(8.52, 26.23, -37.57)
CIE-LCH	lch(8.52, 45.82, 304.92°)
OKLab	oklab(22.29% 0.0172 -0.1085)
OKLCH	oklch(22.29% 0.11 279)
XYZ	xyz(1.7448, 0.9440, 6.9263)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.59

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150C4C #434C0C

analogous

#0C234C #150C4C #350C4C

triadic

#150C4C #4C150C #0C4C15

tetradic

#150C4C #4C0C23 #434C0C #0C4C35

square

#150C4C #4C0C23 #434C0C #0C4C35

split-complementary

#150C4C #4C350C #234C0C

monochromatic

#07041A #07041A #150C4C #241481 #321DB6

Accessibility & contrast

On white

17.66

#150C4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#150C4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150C4C

17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150C4C	#FFFFFF	#000000	##FFFFFF
##150C4C	1.00	17.66	1.19	17.66
#FFFFFF	17.66	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B4E

Deuteranopia (green-blind)

#00164B

Tritanopia (blue-blind)

#001F2B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #150c4c;
/* rgb */ color: rgb(21, 12, 76);
/* oklch */ color: oklch(22.3% 0.110 279.0);

Tailwind

colors: {
  custom: {
    50: '#5c4c7f',
    500: '#150c4c',
    950: '#000000',
  },
}

SCSS

$custom: #150c4c;
$custom-light: #5c4c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#150c4c",
  "rgb": {
    "r": 21,
    "g": 12,
    "b": 76
  },
  "hsl": {
    "h": 248.438,
    "s": 72.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.2229,
    "c": 0.10985,
    "h": 279
  },
  "luminance": 0.00944
}

Semantic roles & 50–950 ramp

primary

#150C4C

secondary

#7B882C

accent

#EF38D6

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #150C4C

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

Preview Lab → · Contrast checker → · Palette generator →