#3F130E#3F130E

#3F130E is a dark, moderate red. Relative luminance 0.016; OKLCH L 25.8% C 0.070 H 29.2°. Best body text is #FFFFFF at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F130E
RGB	rgb(63, 19, 14)
HSL	hsl(6, 64%, 15%)
HSV	hsv(6, 78%, 25%)
CMYK	cmyk(0%, 69.8%, 77.8%, 75.3%)
CIE-LAB	lab(12.95, 21.13, 13.88)
CIE-LCH	lch(12.95, 25.28, 33.29°)
OKLab	oklab(25.76% 0.0612 0.0343)
OKLCH	oklch(25.76% 0.07 29.2)
XYZ	xyz(2.3623, 1.5545, 0.5910)
Luminance	0.0155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F130E #0E3A3F

analogous

#3F0E22 #3F130E #3F2B0E

triadic

#3F130E #0E3F13 #130E3F

tetradic

#3F130E #223F0E #0E3A3F #2B0E3F

square

#3F130E #223F0E #0E3A3F #2B0E3F

split-complementary

#3F130E #0E3F2B #0E223F

monochromatic

#190806 #190806 #3F130E #712219 #A33124

Accessibility & contrast

On white

16.02

#3F130E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#3F130E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F130E

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F130E	#FFFFFF	#000000	##FFFFFF
##3F130E	1.00	16.02	1.31	16.02
#FFFFFF	16.02	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0D

Deuteranopia (green-blind)

#2A250D

Tritanopia (blue-blind)

#460912

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3f130e;
/* rgb */ color: rgb(63, 19, 14);
/* oklch */ color: oklch(25.8% 0.070 29.2);

Tailwind

colors: {
  custom: {
    50: '#78534d',
    500: '#3f130e',
    950: '#000000',
  },
}

SCSS

$custom: #3f130e;
$custom-light: #78534d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f130e",
  "rgb": {
    "r": 63,
    "g": 19,
    "b": 14
  },
  "hsl": {
    "h": 6.122,
    "s": 63.636,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25764,
    "c": 0.07012,
    "h": 29.2
  },
  "luminance": 0.01554
}

Semantic roles & 50–950 ramp

primary

#3F130E

secondary

#2F727A

accent

#D6E741

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3F130E

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

Preview Lab → · Contrast checker → · Palette generator →