#3F0B07#3F0B07

#3F0B07 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.5% C 0.081 H 29.1°. Best body text is #FFFFFF at 16.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F0B07
RGB	rgb(63, 11, 7)
HSL	hsl(4, 80%, 14%)
HSV	hsv(4, 89%, 25%)
CMYK	cmyk(0%, 82.5%, 88.9%, 75.3%)
CIE-LAB	lab(11.36, 24.75, 14.75)
CIE-LCH	lch(11.36, 28.81, 30.79°)
OKLab	oklab(24.54% 0.0707 0.0393)
OKLCH	oklch(24.54% 0.081 29.1)
XYZ	xyz(2.2082, 1.3118, 0.3379)
Luminance	0.0131 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0B07 #073B3F

analogous

#3F071F #3F0B07 #3F2707

triadic

#3F0B07 #073F0B #0B073F

tetradic

#3F0B07 #1F3F07 #073B3F #27073F

square

#3F0B07 #1F3F07 #073B3F #27073F

split-complementary

#3F0B07 #073F27 #071F3F

monochromatic

#1C0503 #1C0503 #3F0B07 #76150D #AD1E13

Accessibility & contrast

On white

16.64

#3F0B07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3F0B07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0B07

16.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0B07	#FFFFFF	#000000	##FFFFFF
##3F0B07	1.00	16.64	1.26	16.64
#FFFFFF	16.64	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1706

Deuteranopia (green-blind)

#272205

Tritanopia (blue-blind)

#46000B

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3f0b07;
/* rgb */ color: rgb(63, 11, 7);
/* oklch */ color: oklch(24.5% 0.081 29.1);

Tailwind

colors: {
  custom: {
    50: '#794e49',
    500: '#3f0b07',
    950: '#000000',
  },
}

SCSS

$custom: #3f0b07;
$custom-light: #794e49;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0b07",
  "rgb": {
    "r": 63,
    "g": 11,
    "b": 7
  },
  "hsl": {
    "h": 4.286,
    "s": 80,
    "l": 13.725
  },
  "oklch": {
    "l": 0.24535,
    "c": 0.08093,
    "h": 29.1
  },
  "luminance": 0.01311
}

Semantic roles & 50–950 ramp

primary

#3F0B07

secondary

#24787E

accent

#E8F631

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #3F0B07

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

Preview Lab → · Contrast checker → · Palette generator →