#0F0C53#0F0C53

#0F0C53 is a very dark, vivid blue. Relative luminance 0.010; OKLCH L 22.7% C 0.121 H 272.9°. Best body text is #FFFFFF at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#0F0C53
RGB	rgb(15, 12, 83)
HSL	hsl(243, 75%, 19%)
HSV	hsv(243, 86%, 33%)
CMYK	cmyk(81.9%, 85.5%, 0%, 67.5%)
CIE-LAB	lab(8.90, 28.13, -41.78)
CIE-LCH	lch(8.90, 50.37, 303.95°)
OKLab	oklab(22.69% 0.0061 -0.1209)
OKLCH	oklch(22.69% 0.121 272.9)
XYZ	xyz(1.8893, 0.9888, 8.2732)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0C53 #50530C

analogous

#0C2C53 #0F0C53 #320C53

triadic

#0F0C53 #530F0C #0C530F

tetradic

#0F0C53 #530C2C #50530C #0C5332

square

#0F0C53 #530C2C #50530C #0C5332

split-complementary

#0F0C53 #53320C #2C530C

monochromatic

#05041B #05041E #0F0C53 #191488 #221BBE

Accessibility & contrast

On white

17.53

#0F0C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0F0C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0C53

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0C53	#FFFFFF	#000000	##FFFFFF
##0F0C53	1.00	17.53	1.20	17.53
#FFFFFF	17.53	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D55

Deuteranopia (green-blind)

#001652

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0f0c53;
/* rgb */ color: rgb(15, 12, 83);
/* oklch */ color: oklch(22.7% 0.121 272.9);

Tailwind

colors: {
  custom: {
    50: '#5c4c84',
    500: '#0f0c53',
    950: '#000000',
  },
}

SCSS

$custom: #0f0c53;
$custom-light: #5c4c84;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0c53",
  "rgb": {
    "r": 15,
    "g": 12,
    "b": 83
  },
  "hsl": {
    "h": 242.535,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.22688,
    "c": 0.12105,
    "h": 272.9
  },
  "luminance": 0.00989
}

Semantic roles & 50–950 ramp

primary

#0F0C53

secondary

#8A8E2D

accent

#F136E9

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #0F0C53

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

Preview Lab → · Contrast checker → · Palette generator →