#300503#300503

#300503 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.4% C 0.071 H 29.3°. Best body text is #FFFFFF at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#300503
RGB	rgb(48, 5, 3)
HSL	hsl(3, 88%, 10%)
HSV	hsv(3, 94%, 19%)
CMYK	cmyk(0%, 89.6%, 93.8%, 81.2%)
CIE-LAB	lab(6.72, 21.34, 9.27)
CIE-LCH	lch(6.72, 23.27, 23.48°)
OKLab	oklab(20.35% 0.0616 0.0345)
OKLCH	oklch(20.35% 0.071 29.3)
XYZ	xyz(1.2898, 0.7437, 0.1618)
Luminance	0.0074 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300503 #032E30

analogous

#300317 #300503 #301C03

triadic

#300503 #033005 #050330

tetradic

#300503 #173003 #032E30 #1C0330

square

#300503 #173003 #032E30 #1C0330

split-complementary

#300503 #03301C #031730

monochromatic

#1D0302 #1D0302 #300503 #6A0B07 #A3110A

Accessibility & contrast

On white

18.28

#300503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#300503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300503

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300503	#FFFFFF	#000000	##FFFFFF
##300503	1.00	18.28	1.15	18.28
#FFFFFF	18.28	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#120F03

Deuteranopia (green-blind)

#1D1802

Tritanopia (blue-blind)

#360005

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #300503;
/* rgb */ color: rgb(48, 5, 3);
/* oklch */ color: oklch(20.4% 0.071 29.3);

Tailwind

colors: {
  custom: {
    50: '#6c4948',
    500: '#300503',
    950: '#000000',
  },
}

SCSS

$custom: #300503;
$custom-light: #6c4948;
$custom-dark: #000000;

JSON

{
  "hex": "#300503",
  "rgb": {
    "r": 48,
    "g": 5,
    "b": 3
  },
  "hsl": {
    "h": 2.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.20353,
    "c": 0.07064,
    "h": 29.3
  },
  "luminance": 0.00743
}

Semantic roles & 50–950 ramp

primary

#300503

secondary

#1B7073

accent

#F5FE29

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070100

muted

#7A7777

Preview Lab

Preview with #300503

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

Preview Lab → · Contrast checker → · Palette generator →