#4F100D#4F100D

#4F100D is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.5% C 0.094 H 27.6°. Best body text is #FFFFFF at 14.87:1 contrast (WCAG AA passes).

Color values

HEX	#4F100D
RGB	rgb(79, 16, 13)
HSL	hsl(3, 72%, 18%)
HSV	hsv(3, 84%, 31%)
CMYK	cmyk(0%, 79.7%, 83.5%, 69%)
CIE-LAB	lab(15.81, 28.96, 18.74)
CIE-LCH	lch(15.81, 34.49, 32.92°)
OKLab	oklab(28.54% 0.0833 0.0435)
OKLCH	oklch(28.54% 0.094 27.6)
XYZ	xyz(3.4828, 2.0624, 0.5954)
Luminance	0.0206 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F100D #0D4C4F

analogous

#4F0D2B #4F100D #4F310D

triadic

#4F100D #0D4F10 #100D4F

tetradic

#4F100D #2B4F0D #0D4C4F #310D4F

square

#4F100D #2B4F0D #0D4C4F #310D4F

split-complementary

#4F100D #0D4F31 #0D2B4F

monochromatic

#1A0504 #1A0504 #4F100D #841B16 #B8251E

Accessibility & contrast

On white

14.87

#4F100D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4F100D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F100D

14.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F100D	#FFFFFF	#000000	##FFFFFF
##4F100D	1.00	14.87	1.41	14.87
#FFFFFF	14.87	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F0C

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#580010

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4f100d;
/* rgb */ color: rgb(79, 16, 13);
/* oklch */ color: oklch(28.5% 0.094 27.6);

Tailwind

colors: {
  custom: {
    50: '#86544c',
    500: '#4f100d',
    950: '#000000',
  },
}

SCSS

$custom: #4f100d;
$custom-light: #86544c;
$custom-dark: #000000;

JSON

{
  "hex": "#4f100d",
  "rgb": {
    "r": 79,
    "g": 16,
    "b": 13
  },
  "hsl": {
    "h": 2.727,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.28538,
    "c": 0.09397,
    "h": 27.6
  },
  "luminance": 0.02062
}

Semantic roles & 50–950 ramp

primary

#4F100D

secondary

#2E868A

accent

#E6EE39

background

#F8F5F4

surface

#F0E8E7

border

#CBC4C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4F100D

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

Preview Lab → · Contrast checker → · Palette generator →