#3B0506#3B0506

#3B0506 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 22.9% C 0.083 H 25.8°. Best body text is #FFFFFF at 17.35:1 contrast (WCAG AA passes).

Color values

HEX	#3B0506
RGB	rgb(59, 5, 6)
HSL	hsl(359, 84%, 13%)
HSV	hsv(359, 92%, 23%)
CMYK	cmyk(0%, 91.5%, 89.8%, 76.9%)
CIE-LAB	lab(9.42, 25.93, 12.29)
CIE-LCH	lch(9.42, 28.70, 25.36°)
OKLab	oklab(22.91% 0.0747 0.0361)
OKLCH	oklch(22.91% 0.083 25.8)
XYZ	xyz(1.8910, 1.0518, 0.2757)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0506 #053B3A

analogous

#3B0521 #3B0506 #3B1F05

triadic

#3B0506 #063B05 #05063B

tetradic

#3B0506 #213B05 #053B3A #1F053B

square

#3B0506 #213B05 #053B3A #1F053B

split-complementary

#3B0506 #053B1F #05213B

monochromatic

#1C0203 #1C0203 #3B0506 #730A0C #AC0F11

Accessibility & contrast

On white

17.35

#3B0506 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3B0506 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0506

17.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0506	#FFFFFF	#000000	##FFFFFF
##3B0506	1.00	17.35	1.21	17.35
#FFFFFF	17.35	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161306

Deuteranopia (green-blind)

#231F04

Tritanopia (blue-blind)

#420006

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3b0506;
/* rgb */ color: rgb(59, 5, 6);
/* oklch */ color: oklch(22.9% 0.083 25.8);

Tailwind

colors: {
  custom: {
    50: '#764b49',
    500: '#3b0506',
    950: '#000000',
  },
}

SCSS

$custom: #3b0506;
$custom-light: #764b49;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0506",
  "rgb": {
    "r": 59,
    "g": 5,
    "b": 6
  },
  "hsl": {
    "h": 358.889,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22914,
    "c": 0.08297,
    "h": 25.8
  },
  "luminance": 0.01051
}

Semantic roles & 50–950 ramp

primary

#3B0506

secondary

#207C7A

accent

#FBF72D

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3B0506

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

Preview Lab → · Contrast checker → · Palette generator →