#63504D#63504D

#63504D is a dark, muted red. Relative luminance 0.089; OKLCH L 45.0% C 0.026 H 28.6°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#63504D
RGB	rgb(99, 80, 77)
HSL	hsl(8, 13%, 35%)
HSV	hsv(8, 22%, 39%)
CMYK	cmyk(0%, 19.2%, 22.2%, 61.2%)
CIE-LAB	lab(35.84, 7.39, 4.75)
CIE-LCH	lch(35.84, 8.79, 32.74°)
OKLab	oklab(44.97% 0.0229 0.0125)
OKLCH	oklch(44.97% 0.026 28.6)
XYZ	xyz(9.3539, 8.9261, 8.2499)
Luminance	0.0893 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63504D #4D6063

analogous

#634D55 #63504D #635B4D

triadic

#63504D #4D6350 #504D63

tetradic

#63504D #55634D #4D6063 #5B4D63

square

#63504D #55634D #4D6063 #5B4D63

split-complementary

#63504D #4D635B #4D5563

monochromatic

#1E1817 #413432 #63504D #856C68 #A28C88

Accessibility & contrast

On white

7.54

#63504D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#63504D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63504D

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63504D	#FFFFFF	#000000	##FFFFFF
##63504D	1.00	7.54	2.79	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54524D

Deuteranopia (green-blind)

#58564D

Tritanopia (blue-blind)

#684E4F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #63504d;
/* rgb */ color: rgb(99, 80, 77);
/* oklch */ color: oklch(45.0% 0.026 28.6);

Tailwind

colors: {
  custom: {
    50: '#8f817e',
    500: '#63504d',
    950: '#000000',
  },
}

SCSS

$custom: #63504d;
$custom-light: #8f817e;
$custom-dark: #000000;

JSON

{
  "hex": "#63504d",
  "rgb": {
    "r": 99,
    "g": 80,
    "b": 77
  },
  "hsl": {
    "h": 8.182,
    "s": 12.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.44971,
    "c": 0.02607,
    "h": 28.6
  },
  "luminance": 0.08926
}

Semantic roles & 50–950 ramp

primary

#63504D

secondary

#7B8E90

accent

#ACB572

background

#F8F7F7

surface

#F0EEEE

border

#CBC9C9

text

#0C0A0A

muted

#7D7C7C

Preview Lab

Preview with #63504D

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

Preview Lab → · Contrast checker → · Palette generator →