#3B1016#3B1016

#3B1016 is a very dark, moderate red. Relative luminance 0.014; OKLCH L 24.7% C 0.068 H 15.3°. Best body text is #FFFFFF at 16.51:1 contrast (WCAG AA passes).

Color values

HEX	#3B1016
RGB	rgb(59, 16, 22)
HSL	hsl(352, 57%, 15%)
HSV	hsv(352, 73%, 23%)
CMYK	cmyk(0%, 72.9%, 62.7%, 76.9%)
CIE-LAB	lab(11.68, 21.75, 7.14)
CIE-LCH	lch(11.68, 22.89, 18.17°)
OKLab	oklab(24.71% 0.0654 0.0179)
OKLCH	oklch(24.71% 0.068 15.3)
XYZ	xyz(2.1339, 1.3586, 0.9088)
Luminance	0.0136 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1016 #103B35

analogous

#3B102C #3B1016 #3B2010

triadic

#3B1016 #163B10 #10163B

tetradic

#3B1016 #2C3B10 #103B35 #20103B

square

#3B1016 #2C3B10 #103B35 #20103B

split-complementary

#3B1016 #103B20 #102C3B

monochromatic

#180709 #180709 #3B1016 #6B1D28 #9B2A3A

Accessibility & contrast

On white

16.51

#3B1016 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#3B1016 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1016

16.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1016	#FFFFFF	#000000	##FFFFFF
##3B1016	1.00	16.51	1.27	16.51
#FFFFFF	16.51	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1916

Deuteranopia (green-blind)

#252215

Tritanopia (blue-blind)

#410812

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3b1016;
/* rgb */ color: rgb(59, 16, 22);
/* oklch */ color: oklch(24.7% 0.068 15.3);

Tailwind

colors: {
  custom: {
    50: '#745152',
    500: '#3b1016',
    950: '#000000',
  },
}

SCSS

$custom: #3b1016;
$custom-light: #745152;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1016",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 22
  },
  "hsl": {
    "h": 351.628,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24707,
    "c": 0.0678,
    "h": 15.3
  },
  "luminance": 0.01358
}

Semantic roles & 50–950 ramp

primary

#3B1016

secondary

#32756C

accent

#E1CB47

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090202

muted

#7B7878

Preview Lab

Preview with #3B1016

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

Preview Lab → · Contrast checker → · Palette generator →