#4F171D#4F171D

#4F171D is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.7% C 0.084 H 17.6°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#4F171D
RGB	rgb(79, 23, 29)
HSL	hsl(354, 55%, 20%)
HSV	hsv(354, 71%, 31%)
CMYK	cmyk(0%, 70.9%, 63.3%, 69%)
CIE-LAB	lab(17.29, 26.76, 10.32)
CIE-LCH	lch(17.29, 28.68, 21.08°)
OKLab	oklab(29.74% 0.08 0.0254)
OKLCH	oklch(29.74% 0.084 17.6)
XYZ	xyz(3.7530, 2.3643, 1.4209)
Luminance	0.0236 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F171D #174F49

analogous

#4F1739 #4F171D #4F2D17

triadic

#4F171D #1D4F17 #171D4F

tetradic

#4F171D #394F17 #174F49 #2D174F

square

#4F171D #394F17 #174F49 #2D174F

split-complementary

#4F171D #174F2D #17394F

monochromatic

#180709 #20090C #4F171D #7E252E #AE3340

Accessibility & contrast

On white

14.26

#4F171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#4F171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F171D

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F171D	#FFFFFF	#000000	##FFFFFF
##4F171D	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25231D

Deuteranopia (green-blind)

#332F1C

Tritanopia (blue-blind)

#570C1A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4f171d;
/* rgb */ color: rgb(79, 23, 29);
/* oklch */ color: oklch(29.7% 0.084 17.6);

Tailwind

colors: {
  custom: {
    50: '#855858',
    500: '#4f171d',
    950: '#000000',
  },
}

SCSS

$custom: #4f171d;
$custom-light: #855858;
$custom-dark: #000000;

JSON

{
  "hex": "#4f171d",
  "rgb": {
    "r": 79,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 353.571,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.29739,
    "c": 0.08396,
    "h": 17.6
  },
  "luminance": 0.02364
}

Semantic roles & 50–950 ramp

primary

#4F171D

secondary

#3C867E

accent

#DECE4A

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #4F171D

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

Preview Lab → · Contrast checker → · Palette generator →