#0F182E#0F182E

#0F182E is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.3% C 0.046 H 265.9°. Best body text is #FFFFFF at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#0F182E
RGB	rgb(15, 24, 46)
HSL	hsl(223, 51%, 12%)
HSV	hsv(223, 67%, 18%)
CMYK	cmyk(67.4%, 47.8%, 0%, 82%)
CIE-LAB	lab(8.59, 4.19, -16.04)
CIE-LCH	lch(8.59, 16.58, 284.66°)
OKLab	oklab(21.34% -0.0033 -0.0455)
OKLCH	oklch(21.34% 0.046 265.9)
XYZ	xyz(1.0166, 0.9520, 2.7144)
Luminance	0.0095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F182E #2E250F

analogous

#0F282E #0F182E #160F2E

triadic

#0F182E #2E0F18 #182E0F

tetradic

#0F182E #2E0F28 #2E250F #0F2E16

square

#0F182E #2E0F28 #2E250F #0F2E16

split-complementary

#0F182E #2E160F #282E0F

monochromatic

#080C17 #080C17 #0F182E #1E305C #2D488A

Accessibility & contrast

On white

17.64

#0F182E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0F182E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F182E

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F182E	#FFFFFF	#000000	##FFFFFF
##0F182E	1.00	17.64	1.19	17.64
#FFFFFF	17.64	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1A2F

Deuteranopia (green-blind)

#0B172E

Tritanopia (blue-blind)

#011D20

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0f182e;
/* rgb */ color: rgb(15, 24, 46);
/* oklch */ color: oklch(21.3% 0.046 265.9);

Tailwind

colors: {
  custom: {
    50: '#505467',
    500: '#0f182e',
    950: '#000000',
  },
}

SCSS

$custom: #0f182e;
$custom-light: #505467;
$custom-dark: #000000;

JSON

{
  "hex": "#0f182e",
  "rgb": {
    "r": 15,
    "g": 24,
    "b": 46
  },
  "hsl": {
    "h": 222.581,
    "s": 50.82,
    "l": 11.961
  },
  "oklch": {
    "l": 0.21337,
    "c": 0.04558,
    "h": 265.9
  },
  "luminance": 0.00952
}

Semantic roles & 50–950 ramp

primary

#0F182E

secondary

#685831

accent

#B14DDA

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020206

muted

#78787A

Preview Lab

Preview with #0F182E

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

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