#030D23#030D23

#030D23 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 16.4% C 0.049 H 260.8°. Best body text is #FFFFFF at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#030D23
RGB	rgb(3, 13, 35)
HSL	hsl(221, 84%, 7%)
HSV	hsv(221, 91%, 14%)
CMYK	cmyk(91.4%, 62.9%, 0%, 86.3%)
CIE-LAB	lab(3.87, 3.17, -15.20)
CIE-LCH	lch(3.87, 15.53, 281.78°)
OKLab	oklab(16.4% -0.0079 -0.0488)
OKLCH	oklch(16.4% 0.049 260.8)
XYZ	xyz(0.4847, 0.4285, 1.6469)
Luminance	0.0043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030D23 #231903

analogous

#031D23 #030D23 #090323

triadic

#030D23 #23030D #0D2303

tetradic

#030D23 #23031D #231903 #032309

square

#030D23 #23031D #231903 #032309

split-complementary

#030D23 #230903 #1D2303

monochromatic

#020A1C #020A1C #030D23 #08225B #0D3794

Accessibility & contrast

On white

19.34

#030D23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#030D23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030D23

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030D23	#FFFFFF	#000000	##FFFFFF
##030D23	1.00	19.34	1.09	19.34
#FFFFFF	19.34	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#030F24

Deuteranopia (green-blind)

#000C23

Tritanopia (blue-blind)

#001216

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #030d23;
/* rgb */ color: rgb(3, 13, 35);
/* oklch */ color: oklch(16.4% 0.049 260.8);

Tailwind

colors: {
  custom: {
    50: '#484d5e',
    500: '#030d23',
    950: '#000000',
  },
}

SCSS

$custom: #030d23;
$custom-light: #484d5e;
$custom-dark: #000000;

JSON

{
  "hex": "#030d23",
  "rgb": {
    "r": 3,
    "g": 13,
    "b": 35
  },
  "hsl": {
    "h": 221.25,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.164,
    "c": 0.0494,
    "h": 260.8
  },
  "luminance": 0.00429
}

Semantic roles & 50–950 ramp

primary

#030D23

secondary

#674F1B

accent

#BA2DFA

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #030D23

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

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