#3D170C#3D170C

#3D170C is a dark, moderate red. Relative luminance 0.016; OKLCH L 26.0% C 0.063 H 36.9°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#3D170C
RGB	rgb(61, 23, 12)
HSL	hsl(13, 67%, 14%)
HSV	hsv(13, 80%, 24%)
CMYK	cmyk(0%, 62.3%, 80.3%, 76.1%)
CIE-LAB	lab(13.42, 17.75, 15.39)
CIE-LCH	lch(13.42, 23.49, 40.94°)
OKLab	oklab(26.03% 0.0505 0.0379)
OKLCH	oklch(26.03% 0.063 36.9)
XYZ	xyz(2.2974, 1.6317, 0.5417)
Luminance	0.0163 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D170C #0C323D

analogous

#3D0C1A #3D170C #3D300C

triadic

#3D170C #0C3D17 #170C3D

tetradic

#3D170C #1A3D0C #0C323D #300C3D

square

#3D170C #1A3D0C #0C323D #300C3D

split-complementary

#3D170C #0C3D30 #0C1A3D

monochromatic

#1A0A05 #1A0A05 #3D170C #702A16 #A33E20

Accessibility & contrast

On white

15.83

#3D170C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#3D170C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D170C

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D170C	#FFFFFF	#000000	##FFFFFF
##3D170C	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0B

Deuteranopia (green-blind)

#2B260B

Tritanopia (blue-blind)

#440F15

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #3d170c;
/* rgb */ color: rgb(61, 23, 12);
/* oklch */ color: oklch(26.0% 0.063 36.9);

Tailwind

colors: {
  custom: {
    50: '#76554c',
    500: '#3d170c',
    950: '#000000',
  },
}

SCSS

$custom: #3d170c;
$custom-light: #76554c;
$custom-dark: #000000;

JSON

{
  "hex": "#3d170c",
  "rgb": {
    "r": 61,
    "g": 23,
    "b": 12
  },
  "hsl": {
    "h": 13.469,
    "s": 67.123,
    "l": 14.314
  },
  "oklch": {
    "l": 0.26034,
    "c": 0.06314,
    "h": 36.9
  },
  "luminance": 0.01631
}

Semantic roles & 50–950 ramp

primary

#3D170C

secondary

#2C6879

accent

#C3EA3E

background

#F7F5F4

surface

#EDE8E7

border

#C8C4C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #3D170C

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

Preview Lab → · Contrast checker → · Palette generator →