#030A0F#030A0F

#030A0F is a very dark, near-neutral cyan. Relative luminance 0.003; OKLCH L 13.8% C 0.018 H 233.1°. Best body text is #FFFFFF at 19.92:1 contrast (WCAG AA passes).

Color values

HEX	#030A0F
RGB	rgb(3, 10, 15)
HSL	hsl(205, 67%, 4%)
HSV	hsv(205, 80%, 6%)
CMYK	cmyk(80%, 33.3%, 0%, 94.1%)
CIE-LAB	lab(2.45, -1.03, -2.82)
CIE-LCH	lch(2.45, 3.00, 249.89°)
OKLab	oklab(13.84% -0.0108 -0.0144)
OKLCH	oklch(13.84% 0.018 233.1)
XYZ	xyz(0.2323, 0.2709, 0.4919)
Luminance	0.0027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A0F #0F0803

analogous

#030F0E #030A0F #03040F

triadic

#030A0F #0F030A #0A0F03

tetradic

#030A0F #0E030F #0F0803 #040F03

square

#030A0F #0E030F #0F0803 #040F03

split-complementary

#030A0F #0F0304 #0F0E03

monochromatic

#05111A #05111A #05111A #0D2C42 #174E75

Accessibility & contrast

On white

19.92

#030A0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#030A0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A0F

19.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A0F	#FFFFFF	#000000	##FFFFFF
##030A0F	1.00	19.92	1.05	19.92
#FFFFFF	19.92	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#080A0F

Deuteranopia (green-blind)

#06080F

Tritanopia (blue-blind)

#000B0C

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #030a0f;
/* rgb */ color: rgb(3, 10, 15);
/* oklch */ color: oklch(13.8% 0.018 233.1);

Tailwind

colors: {
  custom: {
    50: '#484b4e',
    500: '#030a0f',
    950: '#000000',
  },
}

SCSS

$custom: #030a0f;
$custom-light: #484b4e;
$custom-dark: #000000;

JSON

{
  "hex": "#030a0f",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 15
  },
  "hsl": {
    "h": 205,
    "s": 66.667,
    "l": 3.529
  },
  "oklch": {
    "l": 0.13841,
    "c": 0.01802,
    "h": 233.1
  },
  "luminance": 0.00271
}

Semantic roles & 50–950 ramp

primary

#030A0F

secondary

#51331D

accent

#863EEA

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #030A0F

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

Preview Lab → · Contrast checker → · Palette generator →