#4F191B#4F191B

#4F191B is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.081 H 21.3°. Best body text is #FFFFFF at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#4F191B
RGB	rgb(79, 25, 27)
HSL	hsl(358, 52%, 20%)
HSV	hsv(358, 68%, 31%)
CMYK	cmyk(0%, 68.4%, 65.8%, 69%)
CIE-LAB	lab(17.63, 25.56, 12.17)
CIE-LCH	lch(17.63, 28.31, 25.47°)
OKLab	oklab(29.98% 0.0758 0.0296)
OKLCH	oklch(29.98% 0.081 21.3)
XYZ	xyz(3.7703, 2.4372, 1.3086)
Luminance	0.0244 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F191B #194F4D

analogous

#4F1936 #4F191B #4F3219

triadic

#4F191B #1B4F19 #191B4F

tetradic

#4F191B #364F19 #194F4D #32194F

square

#4F191B #364F19 #194F4D #32194F

split-complementary

#4F191B #194F32 #19364F

monochromatic

#170708 #210A0B #4F191B #7D282B #AC363B

Accessibility & contrast

On white

14.12

#4F191B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#4F191B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F191B

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F191B	#FFFFFF	#000000	##FFFFFF
##4F191B	1.00	14.12	1.49	14.12
#FFFFFF	14.12	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27241B

Deuteranopia (green-blind)

#342F1A

Tritanopia (blue-blind)

#570E1A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #4f191b;
/* rgb */ color: rgb(79, 25, 27);
/* oklch */ color: oklch(30.0% 0.081 21.3);

Tailwind

colors: {
  custom: {
    50: '#855957',
    500: '#4f191b',
    950: '#000000',
  },
}

SCSS

$custom: #4f191b;
$custom-light: #855957;
$custom-dark: #000000;

JSON

{
  "hex": "#4f191b",
  "rgb": {
    "r": 79,
    "g": 25,
    "b": 27
  },
  "hsl": {
    "h": 357.778,
    "s": 51.923,
    "l": 20.392
  },
  "oklch": {
    "l": 0.29979,
    "c": 0.08139,
    "h": 21.3
  },
  "luminance": 0.02437
}

Semantic roles & 50–950 ramp

primary

#4F191B

secondary

#3E8583

accent

#DBD64C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #4F191B

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

Preview Lab → · Contrast checker → · Palette generator →