#300B05#300B05

#300B05 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.3% C 0.062 H 32.8°. Best body text is #FFFFFF at 17.86:1 contrast (WCAG AA passes).

Color values

HEX	#300B05
RGB	rgb(48, 11, 5)
HSL	hsl(8, 81%, 10%)
HSV	hsv(8, 90%, 19%)
CMYK	cmyk(0%, 77.1%, 89.6%, 81.2%)
CIE-LAB	lab(7.94, 18.38, 10.24)
CIE-LCH	lch(7.94, 21.04, 29.11°)
OKLab	oklab(21.34% 0.0522 0.0337)
OKLCH	oklch(21.34% 0.062 32.8)
XYZ	xyz(1.3661, 0.8789, 0.2413)
Luminance	0.0088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300B05 #052A30

analogous

#300514 #300B05 #302005

triadic

#300B05 #05300B #0B0530

tetradic

#300B05 #143005 #052A30 #200530

square

#300B05 #143005 #052A30 #200530

split-complementary

#300B05 #053020 #051430

monochromatic

#1C0603 #1C0603 #300B05 #67180B #9F2411

Accessibility & contrast

On white

17.86

#300B05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#300B05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300B05

17.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300B05	#FFFFFF	#000000	##FFFFFF
##300B05	1.00	17.86	1.18	17.86
#FFFFFF	17.86	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151204

Deuteranopia (green-blind)

#1F1A04

Tritanopia (blue-blind)

#36030A

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #300b05;
/* rgb */ color: rgb(48, 11, 5);
/* oklch */ color: oklch(21.3% 0.062 32.8);

Tailwind

colors: {
  custom: {
    50: '#6b4c49',
    500: '#300b05',
    950: '#000000',
  },
}

SCSS

$custom: #300b05;
$custom-light: #6b4c49;
$custom-dark: #000000;

JSON

{
  "hex": "#300b05",
  "rgb": {
    "r": 48,
    "g": 11,
    "b": 5
  },
  "hsl": {
    "h": 8.372,
    "s": 81.132,
    "l": 10.392
  },
  "oklch": {
    "l": 0.21337,
    "c": 0.06215,
    "h": 32.8
  },
  "luminance": 0.00879
}

Semantic roles & 50–950 ramp

primary

#300B05

secondary

#1F6672

accent

#DCF830

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070100

muted

#7A7777

Preview Lab

Preview with #300B05

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

Preview Lab → · Contrast checker → · Palette generator →