#03030A#03030A

#03030A is a very dark, muted blue. Relative luminance 0.001; OKLCH L 10.4% C 0.022 H 281.8°. Best body text is #FFFFFF at 20.56:1 contrast (WCAG AA passes).

Color values

HEX	#03030A
RGB	rgb(3, 3, 10)
HSL	hsl(240, 54%, 3%)
HSV	hsv(240, 70%, 4%)
CMYK	cmyk(70%, 70%, 0%, 96.1%)
CIE-LAB	lab(0.96, 0.97, -2.65)
CIE-LCH	lch(0.96, 2.82, 290.18°)
OKLab	oklab(10.35% 0.0045 -0.0216)
OKLCH	oklch(10.35% 0.022 281.8)
XYZ	xyz(0.1249, 0.1064, 0.3011)
Luminance	0.0011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03030A #0A0A03

analogous

#03060A #03030A #06030A

triadic

#03030A #0A0303 #030A03

tetradic

#03030A #0A0306 #0A0A03 #030A06

square

#03030A #0A0306 #0A0A03 #030A06

split-complementary

#03030A #0A0603 #060A03

monochromatic

#070718 #070718 #070718 #111139 #1F1F68

Accessibility & contrast

On white

20.56

#03030A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#03030A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03030A

20.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03030A	#FFFFFF	#000000	##FFFFFF
##03030A	1.00	20.56	1.02	20.56
#FFFFFF	20.56	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02040A

Deuteranopia (green-blind)

#01030A

Tritanopia (blue-blind)

#020405

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #03030a;
/* rgb */ color: rgb(3, 3, 10);
/* oklch */ color: oklch(10.4% 0.022 281.8);

Tailwind

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

SCSS

$custom: #03030a;
$custom-light: #48484b;
$custom-dark: #000000;

JSON

{
  "hex": "#03030a",
  "rgb": {
    "r": 3,
    "g": 3,
    "b": 10
  },
  "hsl": {
    "h": 240,
    "s": 53.846,
    "l": 2.549
  },
  "oklch": {
    "l": 0.10353,
    "c": 0.02207,
    "h": 281.8
  },
  "luminance": 0.00106
}

Semantic roles & 50–950 ramp

primary

#03030A

secondary

#484821

accent

#DD4BDD

background

#F4F4F4

surface

#E6E6E7

border

#C2C2C3

text

#000001

muted

#777777

Preview Lab

Preview with #03030A

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

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