#03060B#03060B

#03060B is a very dark, near-neutral blue. Relative luminance 0.002; OKLCH L 12.0% C 0.015 H 252.5°. Best body text is #FFFFFF at 20.29:1 contrast (WCAG AA passes).

Color values

HEX	#03060B
RGB	rgb(3, 6, 11)
HSL	hsl(218, 57%, 3%)
HSV	hsv(218, 73%, 4%)
CMYK	cmyk(72.7%, 45.5%, 0%, 95.7%)
CIE-LAB	lab(1.57, -0.09, -2.18)
CIE-LCH	lch(1.57, 2.18, 267.75°)
OKLab	oklab(12.01% -0.0046 -0.0146)
OKLCH	oklch(12.01% 0.015 252.5)
XYZ	xyz(0.1631, 0.1738, 0.3415)
Luminance	0.0017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03060B #0B0803

analogous

#030A0B #03060B #04030B

triadic

#03060B #0B0306 #060B03

tetradic

#03060B #0B030A #0B0803 #030B04

square

#03060B #0B030A #0B0803 #030B04

split-complementary

#03060B #0B0403 #0A0B03

monochromatic

#070D18 #070D18 #070D18 #10203B #1D3A6B

Accessibility & contrast

On white

20.29

#03060B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#03060B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03060B

20.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03060B	#FFFFFF	#000000	##FFFFFF
##03060B	1.00	20.29	1.03	20.29
#FFFFFF	20.29	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05060B

Deuteranopia (green-blind)

#04050B

Tritanopia (blue-blind)

#010708

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #03060b;
/* rgb */ color: rgb(3, 6, 11);
/* oklch */ color: oklch(12.0% 0.015 252.5);

Tailwind

colors: {
  custom: {
    50: '#48494c',
    500: '#03060b',
    950: '#000000',
  },
}

SCSS

$custom: #03060b;
$custom-light: #48494c;
$custom-dark: #000000;

JSON

{
  "hex": "#03060b",
  "rgb": {
    "r": 3,
    "g": 6,
    "b": 11
  },
  "hsl": {
    "h": 217.5,
    "s": 57.143,
    "l": 2.745
  },
  "oklch": {
    "l": 0.12005,
    "c": 0.01528,
    "h": 252.5
  },
  "luminance": 0.00174
}

Semantic roles & 50–950 ramp

primary

#03060B

secondary

#4A3A20

accent

#A747E0

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #03060B

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

Preview Lab → · Contrast checker → · Palette generator →