#03050D#03050D

#03050D is a very dark, muted blue. Relative luminance 0.002; OKLCH L 11.7% C 0.022 H 267.2°. Best body text is #FFFFFF at 20.36:1 contrast (WCAG AA passes).

Color values

HEX	#03050D
RGB	rgb(3, 5, 13)
HSL	hsl(228, 63%, 3%)
HSV	hsv(228, 77%, 5%)
CMYK	cmyk(76.9%, 61.5%, 0%, 94.9%)
CIE-LAB	lab(1.42, 0.63, -3.31)
CIE-LCH	lch(1.42, 3.37, 280.70°)
OKLab	oklab(11.69% -0.0011 -0.0216)
OKLCH	oklch(11.69% 0.022 267.2)
XYZ	xyz(0.1644, 0.1569, 0.4023)
Luminance	0.0016 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03050D #0D0B03

analogous

#030A0D #03050D #06030D

triadic

#03050D #0D0305 #050D03

tetradic

#03050D #0D030A #0D0B03 #030D06

square

#03050D #0D030A #0D0B03 #030D06

split-complementary

#03050D #0D0603 #0A0D03

monochromatic

#060A19 #060A19 #060A19 #0E183F #1A2B70

Accessibility & contrast

On white

20.36

#03050D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#03050D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03050D

20.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03050D	#FFFFFF	#000000	##FFFFFF
##03050D	1.00	20.36	1.03	20.36
#FFFFFF	20.36	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03060D

Deuteranopia (green-blind)

#02050D

Tritanopia (blue-blind)

#010608

Achromatopsia (no color)

#050505

Design tokens & code

CSS

--color: #03050d;
/* rgb */ color: rgb(3, 5, 13);
/* oklch */ color: oklch(11.7% 0.022 267.2);

Tailwind

colors: {
  custom: {
    50: '#48494d',
    500: '#03050d',
    950: '#000000',
  },
}

SCSS

$custom: #03050d;
$custom-light: #48494d;
$custom-dark: #000000;

JSON

{
  "hex": "#03050d",
  "rgb": {
    "r": 3,
    "g": 5,
    "b": 13
  },
  "hsl": {
    "h": 228,
    "s": 62.5,
    "l": 3.137
  },
  "oklch": {
    "l": 0.11687,
    "c": 0.02167,
    "h": 267.2
  },
  "luminance": 0.00157
}

Semantic roles & 50–950 ramp

primary

#03050D

secondary

#4D441E

accent

#C542E6

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #03050D

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

Preview Lab → · Contrast checker → · Palette generator →