#3F110C#3F110C

#3F110C is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.4% C 0.073 H 29.3°. Best body text is #FFFFFF at 16.19:1 contrast (WCAG AA passes).

Color values

HEX	#3F110C
RGB	rgb(63, 17, 12)
HSL	hsl(6, 68%, 15%)
HSV	hsv(6, 81%, 25%)
CMYK	cmyk(0%, 73%, 81%, 75.3%)
CIE-LAB	lab(12.51, 22.09, 14.24)
CIE-LCH	lch(12.51, 26.28, 32.80°)
OKLab	oklab(25.42% 0.0637 0.0357)
OKLCH	oklch(25.42% 0.073 29.3)
XYZ	xyz(2.3170, 1.4845, 0.5123)
Luminance	0.0148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F110C #0C3A3F

analogous

#3F0C21 #3F110C #3F2B0C

triadic

#3F110C #0C3F11 #110C3F

tetradic

#3F110C #213F0C #0C3A3F #2B0C3F

square

#3F110C #213F0C #0C3A3F #2B0C3F

split-complementary

#3F110C #0C3F2B #0C213F

monochromatic

#1A0705 #1A0705 #3F110C #721F16 #A62D20

Accessibility & contrast

On white

16.19

#3F110C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#3F110C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F110C

16.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F110C	#FFFFFF	#000000	##FFFFFF
##3F110C	1.00	16.19	1.30	16.19
#FFFFFF	16.19	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1A0B

Deuteranopia (green-blind)

#29240B

Tritanopia (blue-blind)

#460610

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3f110c;
/* rgb */ color: rgb(63, 17, 12);
/* oklch */ color: oklch(25.4% 0.073 29.3);

Tailwind

colors: {
  custom: {
    50: '#78524c',
    500: '#3f110c',
    950: '#000000',
  },
}

SCSS

$custom: #3f110c;
$custom-light: #78524c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f110c",
  "rgb": {
    "r": 63,
    "g": 17,
    "b": 12
  },
  "hsl": {
    "h": 5.882,
    "s": 68,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25422,
    "c": 0.07306,
    "h": 29.3
  },
  "luminance": 0.01484
}

Semantic roles & 50–950 ramp

primary

#3F110C

secondary

#2C737B

accent

#DAEB3D

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #3F110C

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

Preview Lab → · Contrast checker → · Palette generator →