#3F0D16#3F0D16

#3F0D16 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.1% C 0.077 H 14.3°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#3F0D16
RGB	rgb(63, 13, 22)
HSL	hsl(349, 66%, 15%)
HSV	hsv(349, 79%, 25%)
CMYK	cmyk(0%, 79.4%, 65.1%, 75.3%)
CIE-LAB	lab(11.98, 24.84, 7.68)
CIE-LCH	lch(11.98, 26.00, 17.19°)
OKLab	oklab(25.09% 0.0747 0.0191)
OKLCH	oklch(25.09% 0.077 14.3)
XYZ	xyz(2.3389, 1.4029, 0.9065)
Luminance	0.0140 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0D16 #0D3F36

analogous

#3F0D2F #3F0D16 #3F1D0D

triadic

#3F0D16 #163F0D #0D163F

tetradic

#3F0D16 #2F3F0D #0D3F36 #1D0D3F

square

#3F0D16 #2F3F0D #0D3F36 #1D0D3F

split-complementary

#3F0D16 #0D3F1D #0D2F3F

monochromatic

#190509 #190509 #3F0D16 #721728 #A42239

Accessibility & contrast

On white

16.40

#3F0D16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#3F0D16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0D16

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0D16	#FFFFFF	#000000	##FFFFFF
##3F0D16	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1916

Deuteranopia (green-blind)

#272315

Tritanopia (blue-blind)

#460311

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3f0d16;
/* rgb */ color: rgb(63, 13, 22);
/* oklch */ color: oklch(25.1% 0.077 14.3);

Tailwind

colors: {
  custom: {
    50: '#785052',
    500: '#3f0d16',
    950: '#000000',
  },
}

SCSS

$custom: #3f0d16;
$custom-light: #785052;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0d16",
  "rgb": {
    "r": 63,
    "g": 13,
    "b": 22
  },
  "hsl": {
    "h": 349.2,
    "s": 65.789,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25089,
    "c": 0.07715,
    "h": 14.3
  },
  "luminance": 0.01403
}

Semantic roles & 50–950 ramp

primary

#3F0D16

secondary

#2D7B6D

accent

#E9CA3F

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090202

muted

#7B7878

Preview Lab

Preview with #3F0D16

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

Preview Lab → · Contrast checker → · Palette generator →