#150F3C#150F3C

#150F3C is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.0% C 0.083 H 282.7°. Best body text is #FFFFFF at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#150F3C
RGB	rgb(21, 15, 60)
HSL	hsl(248, 60%, 15%)
HSV	hsv(248, 75%, 24%)
CMYK	cmyk(65%, 75%, 0%, 76.5%)
CIE-LAB	lab(7.47, 18.26, -27.98)
CIE-LCH	lch(7.47, 33.41, 303.13°)
OKLab	oklab(21% 0.0182 -0.0805)
OKLCH	oklch(21% 0.083 282.7)
XYZ	xyz(1.2954, 0.8272, 4.3655)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F3C #363C0F

analogous

#0F203C #150F3C #2C0F3C

triadic

#150F3C #3C150F #0F3C15

tetradic

#150F3C #3C0F20 #363C0F #0F3C2C

square

#150F3C #3C0F20 #363C0F #0F3C2C

split-complementary

#150F3C #3C2C0F #203C0F

monochromatic

#090618 #090618 #150F3C #261B6D #37279E

Accessibility & contrast

On white

18.02

#150F3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#150F3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F3C

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F3C	#FFFFFF	#000000	##FFFFFF
##150F3C	1.00	18.02	1.17	18.02
#FFFFFF	18.02	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183D

Deuteranopia (green-blind)

#00153B

Tritanopia (blue-blind)

#031A23

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #150f3c;
/* rgb */ color: rgb(21, 15, 60);
/* oklch */ color: oklch(21.0% 0.083 282.7);

Tailwind

colors: {
  custom: {
    50: '#574d72',
    500: '#150f3c',
    950: '#000000',
  },
}

SCSS

$custom: #150f3c;
$custom-light: #574d72;
$custom-dark: #000000;

JSON

{
  "hex": "#150f3c",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 60
  },
  "hsl": {
    "h": 248,
    "s": 60,
    "l": 14.706
  },
  "oklch": {
    "l": 0.21,
    "c": 0.08253,
    "h": 282.7
  },
  "luminance": 0.00827
}

Semantic roles & 50–950 ramp

primary

#150F3C

secondary

#6D7630

accent

#E345CE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #150F3C

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

Preview Lab → · Contrast checker → · Palette generator →