#300403#300403

#300403 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.2% C 0.072 H 28.2°. Best body text is #FFFFFF at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#300403
RGB	rgb(48, 4, 3)
HSL	hsl(1, 88%, 10%)
HSV	hsv(1, 94%, 19%)
CMYK	cmyk(0%, 91.7%, 93.8%, 81.2%)
CIE-LAB	lab(6.52, 21.85, 8.98)
CIE-LCH	lch(6.52, 23.62, 22.35°)
OKLab	oklab(20.19% 0.0636 0.0341)
OKLCH	oklch(20.19% 0.072 28.2)
XYZ	xyz(1.2789, 0.7220, 0.1581)
Luminance	0.0072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300403 #032F30

analogous

#300319 #300403 #301A03

triadic

#300403 #033004 #040330

tetradic

#300403 #193003 #032F30 #1A0330

square

#300403 #193003 #032F30 #1A0330

split-complementary

#300403 #03301A #031930

monochromatic

#1D0202 #1D0202 #300403 #6A0907 #A30E0A

Accessibility & contrast

On white

18.35

#300403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#300403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300403

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300403	#FFFFFF	#000000	##FFFFFF
##300403	1.00	18.35	1.14	18.35
#FFFFFF	18.35	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#110E03

Deuteranopia (green-blind)

#1C1802

Tritanopia (blue-blind)

#360004

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #300403;
/* rgb */ color: rgb(48, 4, 3);
/* oklch */ color: oklch(20.2% 0.072 28.2);

Tailwind

colors: {
  custom: {
    50: '#6c4848',
    500: '#300403',
    950: '#000000',
  },
}

SCSS

$custom: #300403;
$custom-light: #6c4848;
$custom-dark: #000000;

JSON

{
  "hex": "#300403",
  "rgb": {
    "r": 48,
    "g": 4,
    "b": 3
  },
  "hsl": {
    "h": 1.333,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.20187,
    "c": 0.07213,
    "h": 28.2
  },
  "luminance": 0.00722
}

Semantic roles & 50–950 ramp

primary

#300403

secondary

#1B7273

accent

#FAFE29

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#070000

muted

#7A7777

Preview Lab

Preview with #300403

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

Preview Lab → · Contrast checker → · Palette generator →