#300203#300203

#300203 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 19.8% C 0.075 H 26.1°. Best body text is #FFFFFF at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#300203
RGB	rgb(48, 2, 3)
HSL	hsl(359, 92%, 10%)
HSV	hsv(359, 96%, 19%)
CMYK	cmyk(0%, 95.8%, 93.8%, 81.2%)
CIE-LAB	lab(6.13, 22.86, 8.41)
CIE-LCH	lch(6.13, 24.36, 20.20°)
OKLab	oklab(19.85% 0.0677 0.0331)
OKLCH	oklch(19.85% 0.075 26.1)
XYZ	xyz(1.2572, 0.6786, 0.1509)
Luminance	0.0068 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300203 #02302F

analogous

#30021A #300203 #301802

triadic

#300203 #033002 #020330

tetradic

#300203 #1A3002 #02302F #180230

square

#300203 #1A3002 #02302F #180230

split-complementary

#300203 #023018 #021A30

monochromatic

#1D0102 #1D0102 #300203 #6B0407 #A6070A

Accessibility & contrast

On white

18.49

#300203 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#300203 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300203

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300203	#FFFFFF	#000000	##FFFFFF
##300203	1.00	18.49	1.14	18.49
#FFFFFF	18.49	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0D03

Deuteranopia (green-blind)

#1B1702

Tritanopia (blue-blind)

#360003

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #300203;
/* rgb */ color: rgb(48, 2, 3);
/* oklch */ color: oklch(19.8% 0.075 26.1);

Tailwind

colors: {
  custom: {
    50: '#6c4748',
    500: '#300203',
    950: '#000000',
  },
}

SCSS

$custom: #300203;
$custom-light: #6c4748;
$custom-dark: #000000;

JSON

{
  "hex": "#300203",
  "rgb": {
    "r": 48,
    "g": 2,
    "b": 3
  },
  "hsl": {
    "h": 358.696,
    "s": 92,
    "l": 9.804
  },
  "oklch": {
    "l": 0.19847,
    "c": 0.07532,
    "h": 26.1
  },
  "luminance": 0.00678
}

Semantic roles & 50–950 ramp

primary

#300203

secondary

#197573

accent

#FFFA29

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#070000

muted

#7A7777

Preview Lab

Preview with #300203

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

Preview Lab → · Contrast checker → · Palette generator →