#3B0605#3B0605

#3B0605 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.0% C 0.082 H 27.6°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#3B0605
RGB	rgb(59, 6, 5)
HSL	hsl(1, 84%, 13%)
HSV	hsv(1, 92%, 23%)
CMYK	cmyk(0%, 89.8%, 91.5%, 76.9%)
CIE-LAB	lab(9.57, 25.39, 12.92)
CIE-LCH	lch(9.57, 28.49, 26.97°)
OKLab	oklab(23.03% 0.0726 0.038)
OKLCH	oklch(23.03% 0.082 27.6)
XYZ	xyz(1.8964, 1.0713, 0.2505)
Luminance	0.0107 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0605 #053A3B

analogous

#3B051F #3B0605 #3B2105

triadic

#3B0605 #053B06 #06053B

tetradic

#3B0605 #1F3B05 #053A3B #21053B

square

#3B0605 #1F3B05 #053A3B #21053B

split-complementary

#3B0605 #053B21 #051F3B

monochromatic

#1C0302 #1C0302 #3B0605 #730C0A #AC110F

Accessibility & contrast

On white

17.30

#3B0605 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3B0605 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0605

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0605	#FFFFFF	#000000	##FFFFFF
##3B0605	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161304

Deuteranopia (green-blind)

#241F03

Tritanopia (blue-blind)

#420006

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #3b0605;
/* rgb */ color: rgb(59, 6, 5);
/* oklch */ color: oklch(23.0% 0.082 27.6);

Tailwind

colors: {
  custom: {
    50: '#764b49',
    500: '#3b0605',
    950: '#000000',
  },
}

SCSS

$custom: #3b0605;
$custom-light: #764b49;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0605",
  "rgb": {
    "r": 59,
    "g": 6,
    "b": 5
  },
  "hsl": {
    "h": 1.111,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.23025,
    "c": 0.08196,
    "h": 27.6
  },
  "luminance": 0.01071
}

Semantic roles & 50–950 ramp

primary

#3B0605

secondary

#207A7C

accent

#F7FB2D

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3B0605

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

Preview Lab → · Contrast checker → · Palette generator →