#3F0912#3F0912

#3F0912 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.5% C 0.082 H 16.7°. Best body text is #FFFFFF at 16.68:1 contrast (WCAG AA passes).

Color values

HEX	#3F0912
RGB	rgb(63, 9, 18)
HSL	hsl(350, 75%, 14%)
HSV	hsv(350, 86%, 25%)
CMYK	cmyk(0%, 85.7%, 71.4%, 75.3%)
CIE-LAB	lab(11.25, 26.27, 9.33)
CIE-LCH	lch(11.25, 27.87, 19.56°)
OKLab	oklab(24.52% 0.0784 0.0235)
OKLCH	oklch(24.52% 0.082 16.7)
XYZ	xyz(2.2570, 1.2961, 0.7035)
Luminance	0.0130 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0912 #093F36

analogous

#3F092D #3F0912 #3F1B09

triadic

#3F0912 #123F09 #09123F

tetradic

#3F0912 #2D3F09 #093F36 #1B093F

square

#3F0912 #2D3F09 #093F36 #1B093F

split-complementary

#3F0912 #093F1B #092D3F

monochromatic

#1B0408 #1B0408 #3F0912 #751121 #AA1831

Accessibility & contrast

On white

16.68

#3F0912 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3F0912 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0912

16.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0912	#FFFFFF	#000000	##FFFFFF
##3F0912	1.00	16.68	1.26	16.68
#FFFFFF	16.68	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181712

Deuteranopia (green-blind)

#262210

Tritanopia (blue-blind)

#46000D

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3f0912;
/* rgb */ color: rgb(63, 9, 18);
/* oklch */ color: oklch(24.5% 0.082 16.7);

Tailwind

colors: {
  custom: {
    50: '#794e4f',
    500: '#3f0912',
    950: '#000000',
  },
}

SCSS

$custom: #3f0912;
$custom-light: #794e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0912",
  "rgb": {
    "r": 63,
    "g": 9,
    "b": 18
  },
  "hsl": {
    "h": 350,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24517,
    "c": 0.08188,
    "h": 16.7
  },
  "luminance": 0.01296
}

Semantic roles & 50–950 ramp

primary

#3F0912

secondary

#277D6F

accent

#F2D236

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #3F0912

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

Preview Lab → · Contrast checker → · Palette generator →