#3F190E#3F190E

#3F190E is a dark, moderate red. Relative luminance 0.018; OKLCH L 26.8% C 0.063 H 36.9°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#3F190E
RGB	rgb(63, 25, 14)
HSL	hsl(13, 64%, 15%)
HSV	hsv(13, 78%, 25%)
CMYK	cmyk(0%, 60.3%, 77.8%, 75.3%)
CIE-LAB	lab(14.31, 17.59, 15.67)
CIE-LCH	lch(14.31, 23.56, 41.70°)
OKLab	oklab(26.79% 0.0502 0.0378)
OKLCH	oklch(26.79% 0.063 36.9)
XYZ	xyz(2.4770, 1.7840, 0.6293)
Luminance	0.0178 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F190E #0E343F

analogous

#3F0E1C #3F190E #3F310E

triadic

#3F190E #0E3F19 #190E3F

tetradic

#3F190E #1C3F0E #0E343F #310E3F

square

#3F190E #1C3F0E #0E343F #310E3F

split-complementary

#3F190E #0E3F31 #0E1C3F

monochromatic

#190A06 #190A06 #3F190E #712D19 #A34124

Accessibility & contrast

On white

15.48

#3F190E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#3F190E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F190E

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F190E	#FFFFFF	#000000	##FFFFFF
##3F190E	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F0D

Deuteranopia (green-blind)

#2C270D

Tritanopia (blue-blind)

#461116

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #3f190e;
/* rgb */ color: rgb(63, 25, 14);
/* oklch */ color: oklch(26.8% 0.063 36.9);

Tailwind

colors: {
  custom: {
    50: '#78574d',
    500: '#3f190e',
    950: '#000000',
  },
}

SCSS

$custom: #3f190e;
$custom-light: #78574d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f190e",
  "rgb": {
    "r": 63,
    "g": 25,
    "b": 14
  },
  "hsl": {
    "h": 13.469,
    "s": 63.636,
    "l": 15.098
  },
  "oklch": {
    "l": 0.26794,
    "c": 0.06282,
    "h": 36.9
  },
  "luminance": 0.01784
}

Semantic roles & 50–950 ramp

primary

#3F190E

secondary

#2F697A

accent

#C2E741

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #3F190E

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

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