#330305#330305

#330305 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 20.8% C 0.077 H 24.4°. Best body text is #FFFFFF at 18.17:1 contrast (WCAG AA passes).

Color values

HEX	#330305
RGB	rgb(51, 3, 5)
HSL	hsl(358, 89%, 11%)
HSV	hsv(358, 94%, 20%)
CMYK	cmyk(0%, 94.1%, 90.2%, 80%)
CIE-LAB	lab(7.05, 23.96, 9.02)
CIE-LCH	lch(7.05, 25.60, 20.62°)
OKLab	oklab(20.77% 0.0699 0.0317)
OKLCH	oklch(20.77% 0.077 24.4)
XYZ	xyz(1.4254, 0.7801, 0.2191)
Luminance	0.0078 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330305 #033331

analogous

#33031D #330305 #331903

triadic

#330305 #053303 #030533

tetradic

#330305 #1D3303 #033331 #190333

square

#330305 #1D3303 #033331 #190333

split-complementary

#330305 #033319 #031D33

monochromatic

#1D0203 #1D0203 #330305 #6D060B #A70A10

Accessibility & contrast

On white

18.17

#330305 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#330305 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330305

18.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330305	#FFFFFF	#000000	##FFFFFF
##330305	1.00	18.17	1.16	18.17
#FFFFFF	18.17	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#110F05

Deuteranopia (green-blind)

#1D1904

Tritanopia (blue-blind)

#390004

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #330305;
/* rgb */ color: rgb(51, 3, 5);
/* oklch */ color: oklch(20.8% 0.077 24.4);

Tailwind

colors: {
  custom: {
    50: '#6f4849',
    500: '#330305',
    950: '#000000',
  },
}

SCSS

$custom: #330305;
$custom-light: #6f4849;
$custom-dark: #000000;

JSON

{
  "hex": "#330305",
  "rgb": {
    "r": 51,
    "g": 3,
    "b": 5
  },
  "hsl": {
    "h": 357.5,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.2077,
    "c": 0.07672,
    "h": 24.4
  },
  "luminance": 0.0078
}

Semantic roles & 50–950 ramp

primary

#330305

secondary

#1C7672

accent

#FFF629

background

#F7F4F4

surface

#EDE6E6

border

#C8C2C2

text

#080000

muted

#7B7777

Preview Lab

Preview with #330305

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

Preview Lab → · Contrast checker → · Palette generator →