#03030D#03030D

#03030D is a very dark, muted blue. Relative luminance 0.001; OKLCH L 10.6% C 0.029 H 280.4°. Best body text is #FFFFFF at 20.53:1 contrast (WCAG AA passes).

Color values

HEX	#03030D
RGB	rgb(3, 3, 13)
HSL	hsl(240, 63%, 3%)
HSV	hsv(240, 77%, 5%)
CMYK	cmyk(76.9%, 76.9%, 0%, 94.9%)
CIE-LAB	lab(1.03, 1.43, -3.88)
CIE-LCH	lch(1.03, 4.14, 290.17°)
OKLab	oklab(10.63% 0.0052 -0.0281)
OKLCH	oklch(10.63% 0.029 280.4)
XYZ	xyz(0.1427, 0.1135, 0.3951)
Luminance	0.0011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03030D #0D0D03

analogous

#03080D #03030D #08030D

triadic

#03030D #0D0303 #030D03

tetradic

#03030D #0D0308 #0D0D03 #030D08

square

#03030D #0D0308 #0D0D03 #030D08

split-complementary

#03030D #0D0803 #080D03

monochromatic

#060619 #060619 #060619 #0E0E3F #1A1A70

Accessibility & contrast

On white

20.53

#03030D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#03030D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03030D

20.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03030D	#FFFFFF	#000000	##FFFFFF
##03030D	1.00	20.53	1.02	20.53
#FFFFFF	20.53	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01040D

Deuteranopia (green-blind)

#01030D

Tritanopia (blue-blind)

#010506

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #03030d;
/* rgb */ color: rgb(3, 3, 13);
/* oklch */ color: oklch(10.6% 0.029 280.4);

Tailwind

colors: {
  custom: {
    50: '#48484d',
    500: '#03030d',
    950: '#000000',
  },
}

SCSS

$custom: #03030d;
$custom-light: #48484d;
$custom-dark: #000000;

JSON

{
  "hex": "#03030d",
  "rgb": {
    "r": 3,
    "g": 3,
    "b": 13
  },
  "hsl": {
    "h": 240,
    "s": 62.5,
    "l": 3.137
  },
  "oklch": {
    "l": 0.10633,
    "c": 0.02856,
    "h": 280.4
  },
  "luminance": 0.00114
}

Semantic roles & 50–950 ramp

primary

#03030D

secondary

#4D4D1E

accent

#E642E6

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #03030D

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

Preview Lab → · Contrast checker → · Palette generator →