#300307#300307

#300307 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.1% C 0.073 H 20.9°. Best body text is #FFFFFF at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#300307
RGB	rgb(48, 3, 7)
HSL	hsl(355, 88%, 10%)
HSV	hsv(355, 94%, 19%)
CMYK	cmyk(0%, 93.8%, 85.4%, 81.2%)
CIE-LAB	lab(6.40, 22.70, 7.18)
CIE-LCH	lch(6.40, 23.81, 17.56°)
OKLab	oklab(20.12% 0.0682 0.0261)
OKLCH	oklch(20.12% 0.073 20.9)
XYZ	xyz(1.2900, 0.7090, 0.2699)
Luminance	0.0071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300307 #03302C

analogous

#30031D #300307 #301603

triadic

#300307 #073003 #030730

tetradic

#300307 #1D3003 #03302C #160330

square

#300307 #1D3003 #03302C #160330

split-complementary

#300307 #033016 #031D30

monochromatic

#1D0204 #1D0204 #300307 #6A070F #A30A18

Accessibility & contrast

On white

18.39

#300307 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#300307 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300307

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300307	#FFFFFF	#000000	##FFFFFF
##300307	1.00	18.39	1.14	18.39
#FFFFFF	18.39	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100E07

Deuteranopia (green-blind)

#1B1806

Tritanopia (blue-blind)

#360005

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #300307;
/* rgb */ color: rgb(48, 3, 7);
/* oklch */ color: oklch(20.1% 0.073 20.9);

Tailwind

colors: {
  custom: {
    50: '#6c484a',
    500: '#300307',
    950: '#000000',
  },
}

SCSS

$custom: #300307;
$custom-light: #6c484a;
$custom-dark: #000000;

JSON

{
  "hex": "#300307",
  "rgb": {
    "r": 48,
    "g": 3,
    "b": 7
  },
  "hsl": {
    "h": 354.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.20116,
    "c": 0.07299,
    "h": 20.9
  },
  "luminance": 0.00709
}

Semantic roles & 50–950 ramp

primary

#300307

secondary

#1B736C

accent

#FEEB29

background

#F6F4F4

surface

#ECE6E7

border

#C7C2C3

text

#070001

muted

#7A7777

Preview Lab

Preview with #300307

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

Preview Lab → · Contrast checker → · Palette generator →