#330407#330407

#330407 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.0% C 0.075 H 22.6°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#330407
RGB	rgb(51, 4, 7)
HSL	hsl(356, 85%, 11%)
HSV	hsv(356, 92%, 20%)
CMYK	cmyk(0%, 92.2%, 86.3%, 80%)
CIE-LAB	lab(7.28, 23.57, 8.55)
CIE-LCH	lch(7.28, 25.07, 19.93°)
OKLab	oklab(20.97% 0.0691 0.0288)
OKLCH	oklch(20.97% 0.075 22.6)
XYZ	xyz(1.4472, 0.8062, 0.2804)
Luminance	0.0081 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330407 #043330

analogous

#33041E #330407 #331804

triadic

#330407 #073304 #040733

tetradic

#330407 #1E3304 #043330 #180433

square

#330407 #1E3304 #043330 #180433

split-complementary

#330407 #043318 #041E33

monochromatic

#1C0204 #1C0204 #330407 #6C080F #A40D17

Accessibility & contrast

On white

18.08

#330407 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#330407 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330407

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330407	#FFFFFF	#000000	##FFFFFF
##330407	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#120F07

Deuteranopia (green-blind)

#1E1A06

Tritanopia (blue-blind)

#390005

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #330407;
/* rgb */ color: rgb(51, 4, 7);
/* oklch */ color: oklch(21.0% 0.075 22.6);

Tailwind

colors: {
  custom: {
    50: '#6f484a',
    500: '#330407',
    950: '#000000',
  },
}

SCSS

$custom: #330407;
$custom-light: #6f484a;
$custom-dark: #000000;

JSON

{
  "hex": "#330407",
  "rgb": {
    "r": 51,
    "g": 4,
    "b": 7
  },
  "hsl": {
    "h": 356.17,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20971,
    "c": 0.07489,
    "h": 22.6
  },
  "luminance": 0.00806
}

Semantic roles & 50–950 ramp

primary

#330407

secondary

#1D7570

accent

#FCEE2C

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #330407

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

Preview Lab → · Contrast checker → · Palette generator →