#030D18#030D18

#030D18 is a very dark, muted cyan. Relative luminance 0.004; OKLCH L 15.5% C 0.030 H 247.7°. Best body text is #FFFFFF at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#030D18
RGB	rgb(3, 13, 24)
HSL	hsl(211, 78%, 5%)
HSV	hsv(211, 88%, 9%)
CMYK	cmyk(87.5%, 45.8%, 0%, 90.6%)
CIE-LAB	lab(3.37, -0.34, -7.32)
CIE-LCH	lch(3.37, 7.32, 267.33°)
OKLab	oklab(15.47% -0.0112 -0.0274)
OKLCH	oklch(15.47% 0.03 247.7)
XYZ	xyz(0.3463, 0.3731, 0.9177)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030D18 #180E03

analogous

#031718 #030D18 #040318

triadic

#030D18 #18030D #0D1803

tetradic

#030D18 #180317 #180E03 #031804

square

#030D18 #180317 #180E03 #031804

split-complementary

#030D18 #180403 #171803

monochromatic

#030F1B #030F1B #030F1B #0A2A4E #114885

Accessibility & contrast

On white

19.54

#030D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#030D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030D18

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030D18	#FFFFFF	#000000	##FFFFFF
##030D18	1.00	19.54	1.07	19.54
#FFFFFF	19.54	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080D18

Deuteranopia (green-blind)

#060B18

Tritanopia (blue-blind)

#001011

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #030d18;
/* rgb */ color: rgb(3, 13, 24);
/* oklch */ color: oklch(15.5% 0.030 247.7);

Tailwind

colors: {
  custom: {
    50: '#484d54',
    500: '#030d18',
    950: '#000000',
  },
}

SCSS

$custom: #030d18;
$custom-light: #484d54;
$custom-dark: #000000;

JSON

{
  "hex": "#030d18",
  "rgb": {
    "r": 3,
    "g": 13,
    "b": 24
  },
  "hsl": {
    "h": 211.429,
    "s": 77.778,
    "l": 5.294
  },
  "oklch": {
    "l": 0.15465,
    "c": 0.02959,
    "h": 247.7
  },
  "luminance": 0.00373
}

Semantic roles & 50–950 ramp

primary

#030D18

secondary

#5C3D1B

accent

#9834F4

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000102

muted

#777778

Preview Lab

Preview with #030D18

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

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