#3F0E10#3F0E10

#3F0E10 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.1% C 0.076 H 22.3°. Best body text is #FFFFFF at 16.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F0E10
RGB	rgb(63, 14, 16)
HSL	hsl(358, 64%, 15%)
HSV	hsv(358, 78%, 25%)
CMYK	cmyk(0%, 77.8%, 74.6%, 75.3%)
CIE-LAB	lab(12.01, 23.88, 11.55)
CIE-LCH	lch(12.01, 26.53, 25.81°)
OKLab	oklab(25.07% 0.0704 0.0289)
OKLCH	oklch(25.07% 0.076 22.3)
XYZ	xyz(2.3007, 1.4086, 0.6408)
Luminance	0.0141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0E10 #0E3F3D

analogous

#3F0E28 #3F0E10 #3F240E

triadic

#3F0E10 #103F0E #0E103F

tetradic

#3F0E10 #283F0E #0E3F3D #240E3F

square

#3F0E10 #283F0E #0E3F3D #240E3F

split-complementary

#3F0E10 #0E3F24 #0E283F

monochromatic

#190606 #190606 #3F0E10 #71191D #A32429

Accessibility & contrast

On white

16.39

#3F0E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#3F0E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0E10

16.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0E10	#FFFFFF	#000000	##FFFFFF
##3F0E10	1.00	16.39	1.28	16.39
#FFFFFF	16.39	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1910

Deuteranopia (green-blind)

#28230F

Tritanopia (blue-blind)

#46030F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3f0e10;
/* rgb */ color: rgb(63, 14, 16);
/* oklch */ color: oklch(25.1% 0.076 22.3);

Tailwind

colors: {
  custom: {
    50: '#78504e',
    500: '#3f0e10',
    950: '#000000',
  },
}

SCSS

$custom: #3f0e10;
$custom-light: #78504e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0e10",
  "rgb": {
    "r": 63,
    "g": 14,
    "b": 16
  },
  "hsl": {
    "h": 357.551,
    "s": 63.636,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25073,
    "c": 0.07604,
    "h": 22.3
  },
  "luminance": 0.01408
}

Semantic roles & 50–950 ramp

primary

#3F0E10

secondary

#2F7A77

accent

#E7E041

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #3F0E10

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

Preview Lab → · Contrast checker → · Palette generator →