#0F103D#0F103D

#0F103D is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.084 H 275.3°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#0F103D
RGB	rgb(15, 16, 61)
HSL	hsl(239, 61%, 15%)
HSV	hsv(239, 75%, 24%)
CMYK	cmyk(75.4%, 73.8%, 0%, 76.1%)
CIE-LAB	lab(7.31, 16.74, -28.99)
CIE-LCH	lch(7.31, 33.48, 300.01°)
OKLab	oklab(20.76% 0.0077 -0.0837)
OKLCH	oklch(20.76% 0.084 275.3)
XYZ	xyz(1.2243, 0.8090, 4.5056)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F103D #3D3C0F

analogous

#0F273D #0F103D #250F3D

triadic

#0F103D #3D0F10 #103D0F

tetradic

#0F103D #3D0F27 #3D3C0F #0F3D25

square

#0F103D #3D0F27 #3D3C0F #0F3D25

split-complementary

#0F103D #3D250F #273D0F

monochromatic

#060619 #060619 #0F103D #1B1D6E #272A9F

Accessibility & contrast

On white

18.08

#0F103D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0F103D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F103D

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F103D	#FFFFFF	#000000	##FFFFFF
##0F103D	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183E

Deuteranopia (green-blind)

#00143C

Tritanopia (blue-blind)

#001C24

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0f103d;
/* rgb */ color: rgb(15, 16, 61);
/* oklch */ color: oklch(20.8% 0.084 275.3);

Tailwind

colors: {
  custom: {
    50: '#554e73',
    500: '#0f103d',
    950: '#000000',
  },
}

SCSS

$custom: #0f103d;
$custom-light: #554e73;
$custom-dark: #000000;

JSON

{
  "hex": "#0f103d",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 61
  },
  "hsl": {
    "h": 238.696,
    "s": 60.526,
    "l": 14.902
  },
  "oklch": {
    "l": 0.20764,
    "c": 0.08409,
    "h": 275.3
  },
  "luminance": 0.00809
}

Semantic roles & 50–950 ramp

primary

#0F103D

secondary

#777630

accent

#E044E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0F103D

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

Preview Lab → · Contrast checker → · Palette generator →