#3F0E17#3F0E17

#3F0E17 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.2% C 0.076 H 13.8°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#3F0E17
RGB	rgb(63, 14, 23)
HSL	hsl(349, 64%, 15%)
HSV	hsv(349, 78%, 25%)
CMYK	cmyk(0%, 77.8%, 63.5%, 75.3%)
CIE-LAB	lab(12.18, 24.46, 7.22)
CIE-LCH	lch(12.18, 25.50, 16.45°)
OKLab	oklab(25.25% 0.0737 0.018)
OKLCH	oklch(25.25% 0.076 13.8)
XYZ	xyz(2.3618, 1.4330, 0.9627)
Luminance	0.0143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0E17 #0E3F36

analogous

#3F0E2F #3F0E17 #3F1E0E

triadic

#3F0E17 #173F0E #0E173F

tetradic

#3F0E17 #2F3F0E #0E3F36 #1E0E3F

square

#3F0E17 #2F3F0E #0E3F36 #1E0E3F

split-complementary

#3F0E17 #0E3F1E #0E2F3F

monochromatic

#190609 #190609 #3F0E17 #711929 #A3243C

Accessibility & contrast

On white

16.32

#3F0E17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#3F0E17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0E17

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0E17	#FFFFFF	#000000	##FFFFFF
##3F0E17	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1917

Deuteranopia (green-blind)

#272416

Tritanopia (blue-blind)

#460512

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3f0e17;
/* rgb */ color: rgb(63, 14, 23);
/* oklch */ color: oklch(25.2% 0.076 13.8);

Tailwind

colors: {
  custom: {
    50: '#785053',
    500: '#3f0e17',
    950: '#000000',
  },
}

SCSS

$custom: #3f0e17;
$custom-light: #785053;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0e17",
  "rgb": {
    "r": 63,
    "g": 14,
    "b": 23
  },
  "hsl": {
    "h": 348.98,
    "s": 63.636,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25246,
    "c": 0.07588,
    "h": 13.8
  },
  "luminance": 0.01433
}

Semantic roles & 50–950 ramp

primary

#3F0E17

secondary

#2F7A6C

accent

#E7C841

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090202

muted

#7B7878

Preview Lab

Preview with #3F0E17

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

Preview Lab → · Contrast checker → · Palette generator →