#330707#330707

#330707 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.4% C 0.071 H 25.4°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#330707
RGB	rgb(51, 7, 7)
HSL	hsl(0, 76%, 11%)
HSV	hsv(0, 86%, 20%)
CMYK	cmyk(0%, 86.3%, 86.3%, 80%)
CIE-LAB	lab(7.87, 21.96, 9.40)
CIE-LCH	lch(7.87, 23.89, 23.18°)
OKLab	oklab(21.43% 0.0637 0.0303)
OKLCH	oklch(21.43% 0.071 25.4)
XYZ	xyz(1.4797, 0.8713, 0.2912)
Luminance	0.0087 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330707 #073333

analogous

#33071D #330707 #331D07

triadic

#330707 #073307 #070733

tetradic

#330707 #1D3307 #073333 #1D0733

square

#330707 #1D3307 #073333 #1D0733

split-complementary

#330707 #07331D #071D33

monochromatic

#1B0404 #1B0404 #330707 #690E0E #9F1616

Accessibility & contrast

On white

17.88

#330707 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#330707 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330707

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330707	#FFFFFF	#000000	##FFFFFF
##330707	1.00	17.88	1.17	17.88
#FFFFFF	17.88	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141107

Deuteranopia (green-blind)

#1F1B06

Tritanopia (blue-blind)

#390007

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #330707;
/* rgb */ color: rgb(51, 7, 7);
/* oklch */ color: oklch(21.4% 0.071 25.4);

Tailwind

colors: {
  custom: {
    50: '#6e4a4a',
    500: '#330707',
    950: '#000000',
  },
}

SCSS

$custom: #330707;
$custom-light: #6e4a4a;
$custom-dark: #000000;

JSON

{
  "hex": "#330707",
  "rgb": {
    "r": 51,
    "g": 7,
    "b": 7
  },
  "hsl": {
    "h": 0,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21425,
    "c": 0.07057,
    "h": 25.4
  },
  "luminance": 0.00871
}

Semantic roles & 50–950 ramp

primary

#330707

secondary

#237373

accent

#F2F235

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #330707

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

Preview Lab → · Contrast checker → · Palette generator →