#3F191E#3F191E

#3F191E is a dark, muted red. Relative luminance 0.018; OKLCH L 27.2% C 0.060 H 13.7°. Best body text is #FFFFFF at 15.34:1 contrast (WCAG AA passes).

Color values

HEX	#3F191E
RGB	rgb(63, 25, 30)
HSL	hsl(352, 43%, 17%)
HSV	hsv(352, 60%, 25%)
CMYK	cmyk(0%, 60.3%, 52.4%, 75.3%)
CIE-LAB	lab(14.66, 19.13, 5.50)
CIE-LCH	lch(14.66, 19.90, 16.04°)
OKLab	oklab(27.17% 0.0578 0.0141)
OKLCH	oklch(27.17% 0.06 13.7)
XYZ	xyz(2.6320, 1.8460, 1.4458)
Luminance	0.0185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F191E #193F3A

analogous

#3F1931 #3F191E #3F2719

triadic

#3F191E #1E3F19 #191E3F

tetradic

#3F191E #313F19 #193F3A #27193F

square

#3F191E #313F19 #193F3A #27193F

split-complementary

#3F191E #193F27 #19313F

monochromatic

#16090A #16090A #3F191E #6B2A33 #973C48

Accessibility & contrast

On white

15.34

#3F191E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#3F191E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F191E

15.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F191E	#FFFFFF	#000000	##FFFFFF
##3F191E	1.00	15.34	1.37	15.34
#FFFFFF	15.34	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201E

Deuteranopia (green-blind)

#2B281D

Tritanopia (blue-blind)

#45141B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3f191e;
/* rgb */ color: rgb(63, 25, 30);
/* oklch */ color: oklch(27.2% 0.060 13.7);

Tailwind

colors: {
  custom: {
    50: '#765759',
    500: '#3f191e',
    950: '#000000',
  },
}

SCSS

$custom: #3f191e;
$custom-light: #765759;
$custom-dark: #000000;

JSON

{
  "hex": "#3f191e",
  "rgb": {
    "r": 63,
    "g": 25,
    "b": 30
  },
  "hsl": {
    "h": 352.105,
    "s": 43.182,
    "l": 17.255
  },
  "oklch": {
    "l": 0.2717,
    "c": 0.05951,
    "h": 13.7
  },
  "luminance": 0.01846
}

Semantic roles & 50–950 ramp

primary

#3F191E

secondary

#3F756E

accent

#D3C255

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#090303

muted

#7B7878

Preview Lab

Preview with #3F191E

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

Preview Lab → · Contrast checker → · Palette generator →