#3F161A#3F161A

#3F161A is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.5% C 0.064 H 16.6°. Best body text is #FFFFFF at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#3F161A
RGB	rgb(63, 22, 26)
HSL	hsl(354, 48%, 17%)
HSV	hsv(354, 65%, 25%)
CMYK	cmyk(0%, 65.1%, 58.7%, 75.3%)
CIE-LAB	lab(13.86, 20.46, 7.30)
CIE-LCH	lch(13.86, 21.72, 19.65°)
OKLab	oklab(26.53% 0.0615 0.0184)
OKLCH	oklch(26.53% 0.064 16.6)
XYZ	xyz(2.5235, 1.7055, 1.1734)
Luminance	0.0170 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F161A #163F3B

analogous

#3F162F #3F161A #3F2716

triadic

#3F161A #1A3F16 #161A3F

tetradic

#3F161A #2F3F16 #163F3B #27163F

square

#3F161A #2F3F16 #163F3B #27163F

split-complementary

#3F161A #163F27 #162F3F

monochromatic

#170809 #170809 #3F161A #6C262D #9A363F

Accessibility & contrast

On white

15.66

#3F161A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#3F161A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F161A

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F161A	#FFFFFF	#000000	##FFFFFF
##3F161A	1.00	15.66	1.34	15.66
#FFFFFF	15.66	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1E1A

Deuteranopia (green-blind)

#2A2619

Tritanopia (blue-blind)

#451018

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #3f161a;
/* rgb */ color: rgb(63, 22, 26);
/* oklch */ color: oklch(26.5% 0.064 16.6);

Tailwind

colors: {
  custom: {
    50: '#775556',
    500: '#3f161a',
    950: '#000000',
  },
}

SCSS

$custom: #3f161a;
$custom-light: #775556;
$custom-dark: #000000;

JSON

{
  "hex": "#3f161a",
  "rgb": {
    "r": 63,
    "g": 22,
    "b": 26
  },
  "hsl": {
    "h": 354.146,
    "s": 48.235,
    "l": 16.667
  },
  "oklch": {
    "l": 0.26532,
    "c": 0.0642,
    "h": 16.6
  },
  "luminance": 0.01705
}

Semantic roles & 50–950 ramp

primary

#3F161A

secondary

#3B7670

accent

#D8CB50

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#090303

muted

#7B7878

Preview Lab

Preview with #3F161A

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

Preview Lab → · Contrast checker → · Palette generator →