#4D171F#4D171F

#4D171F is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.4% C 0.081 H 14.9°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#4D171F
RGB	rgb(77, 23, 31)
HSL	hsl(351, 54%, 20%)
HSV	hsv(351, 70%, 30%)
CMYK	cmyk(0%, 70.1%, 59.7%, 69.8%)
CIE-LAB	lab(16.94, 26.16, 8.35)
CIE-LCH	lch(16.94, 27.46, 17.70°)
OKLab	oklab(29.42% 0.0787 0.0209)
OKLCH	oklch(29.42% 0.081 14.9)
XYZ	xyz(3.6146, 2.2900, 1.5477)
Luminance	0.0229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D171F #174D45

analogous

#4D173A #4D171F #4D2A17

triadic

#4D171F #1F4D17 #171F4D

tetradic

#4D171F #3A4D17 #174D45 #2A174D

square

#4D171F #3A4D17 #174D45 #2A174D

split-complementary

#4D171F #174D2A #173A4D

monochromatic

#180709 #1E090C #4D171F #7C2532 #AB3345

Accessibility & contrast

On white

14.40

#4D171F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#4D171F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D171F

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D171F	#FFFFFF	#000000	##FFFFFF
##4D171F	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24231F

Deuteranopia (green-blind)

#322E1E

Tritanopia (blue-blind)

#550D1A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4d171f;
/* rgb */ color: rgb(77, 23, 31);
/* oklch */ color: oklch(29.4% 0.081 14.9);

Tailwind

colors: {
  custom: {
    50: '#83575a',
    500: '#4d171f',
    950: '#000000',
  },
}

SCSS

$custom: #4d171f;
$custom-light: #83575a;
$custom-dark: #000000;

JSON

{
  "hex": "#4d171f",
  "rgb": {
    "r": 77,
    "g": 23,
    "b": 31
  },
  "hsl": {
    "h": 351.111,
    "s": 54,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29415,
    "c": 0.08145,
    "h": 14.9
  },
  "luminance": 0.0229
}

Semantic roles & 50–950 ramp

primary

#4D171F

secondary

#3C8479

accent

#DDC84A

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4D171F

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

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