#300306#300306

#300306 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.1% C 0.073 H 22.4°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#300306
RGB	rgb(48, 3, 6)
HSL	hsl(356, 88%, 10%)
HSV	hsv(356, 94%, 19%)
CMYK	cmyk(0%, 93.8%, 87.5%, 81.2%)
CIE-LAB	lab(6.39, 22.61, 7.56)
CIE-LCH	lch(6.39, 23.84, 18.49°)
OKLab	oklab(20.09% 0.0676 0.0278)
OKLCH	oklch(20.09% 0.073 22.4)
XYZ	xyz(1.2845, 0.7069, 0.2411)
Luminance	0.0071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#300306 #03302D

analogous

#30031C #300306 #301703

triadic

#300306 #063003 #030630

tetradic

#300306 #1C3003 #03302D #170330

square

#300306 #1C3003 #03302D #170330

split-complementary

#300306 #033017 #031C30

monochromatic

#1D0204 #1D0204 #300306 #6A070D #A30A14

Accessibility & contrast

On white

18.40

#300306 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#300306 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #300306

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##300306	#FFFFFF	#000000	##FFFFFF
##300306	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100E06

Deuteranopia (green-blind)

#1B1805

Tritanopia (blue-blind)

#360004

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #300306;
/* rgb */ color: rgb(48, 3, 6);
/* oklch */ color: oklch(20.1% 0.073 22.4);

Tailwind

colors: {
  custom: {
    50: '#6c4849',
    500: '#300306',
    950: '#000000',
  },
}

SCSS

$custom: #300306;
$custom-light: #6c4849;
$custom-dark: #000000;

JSON

{
  "hex": "#300306",
  "rgb": {
    "r": 48,
    "g": 3,
    "b": 6
  },
  "hsl": {
    "h": 356,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.20092,
    "c": 0.0731,
    "h": 22.4
  },
  "luminance": 0.00707
}

Semantic roles & 50–950 ramp

primary

#300306

secondary

#1B736E

accent

#FEF029

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#070000

muted

#7A7777

Preview Lab

Preview with #300306

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

Preview Lab → · Contrast checker → · Palette generator →