#030B22#030B22

#030B22 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 15.7% C 0.051 H 263.3°. Best body text is #FFFFFF at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#030B22
RGB	rgb(3, 11, 34)
HSL	hsl(225, 84%, 7%)
HSV	hsv(225, 91%, 13%)
CMYK	cmyk(91.2%, 67.6%, 0%, 86.7%)
CIE-LAB	lab(3.38, 3.70, -15.18)
CIE-LCH	lch(3.38, 15.63, 283.70°)
OKLab	oklab(15.74% -0.0059 -0.0505)
OKLCH	oklch(15.74% 0.051 263.3)
XYZ	xyz(0.4459, 0.3741, 1.5618)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030B22 #221A03

analogous

#031B22 #030B22 #0B0322

triadic

#030B22 #22030B #0B2203

tetradic

#030B22 #22031B #221A03 #03220B

square

#030B22 #22031B #221A03 #03220B

split-complementary

#030B22 #220B03 #1B2203

monochromatic

#02091C #02091C #030B22 #081D5A #0D2F92

Accessibility & contrast

On white

19.54

#030B22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#030B22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030B22

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030B22	#FFFFFF	#000000	##FFFFFF
##030B22	1.00	19.54	1.07	19.54
#FFFFFF	19.54	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010E23

Deuteranopia (green-blind)

#000B22

Tritanopia (blue-blind)

#001114

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #030b22;
/* rgb */ color: rgb(3, 11, 34);
/* oklch */ color: oklch(15.7% 0.051 263.3);

Tailwind

colors: {
  custom: {
    50: '#474c5d',
    500: '#030b22',
    950: '#000000',
  },
}

SCSS

$custom: #030b22;
$custom-light: #474c5d;
$custom-dark: #000000;

JSON

{
  "hex": "#030b22",
  "rgb": {
    "r": 3,
    "g": 11,
    "b": 34
  },
  "hsl": {
    "h": 224.516,
    "s": 83.784,
    "l": 7.255
  },
  "oklch": {
    "l": 0.15735,
    "c": 0.05083,
    "h": 263.3
  },
  "luminance": 0.00374
}

Semantic roles & 50–950 ramp

primary

#030B22

secondary

#66531B

accent

#C52EFA

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #030B22

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

Preview Lab → · Contrast checker → · Palette generator →