#66524E#66524E

#66524E is a mid, muted red. Relative luminance 0.094; OKLCH L 45.8% C 0.028 H 31.3°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#66524E
RGB	rgb(102, 82, 78)
HSL	hsl(10, 13%, 35%)
HSV	hsv(10, 24%, 40%)
CMYK	cmyk(0%, 19.6%, 23.5%, 60%)
CIE-LAB	lab(36.76, 7.61, 5.48)
CIE-LCH	lch(36.76, 9.38, 35.77°)
OKLab	oklab(45.77% 0.0236 0.0144)
OKLCH	oklch(45.77% 0.028 31.3)
XYZ	xyz(9.8720, 9.4098, 8.5025)
Luminance	0.0941 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66524E #4E6266

analogous

#664E56 #66524E #665E4E

triadic

#66524E #4E6652 #524E66

tetradic

#66524E #56664E #4E6266 #5E4E66

square

#66524E #56664E #4E6266 #5E4E66

split-complementary

#66524E #4E665E #4E5666

monochromatic

#211A19 #433633 #66524E #896E69 #A58E89

Accessibility & contrast

On white

7.29

#66524E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#66524E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66524E

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66524E	#FFFFFF	#000000	##FFFFFF
##66524E	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544E

Deuteranopia (green-blind)

#5B584E

Tritanopia (blue-blind)

#6B5051

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #66524e;
/* rgb */ color: rgb(102, 82, 78);
/* oklch */ color: oklch(45.8% 0.028 31.3);

Tailwind

colors: {
  custom: {
    50: '#92827f',
    500: '#66524e',
    950: '#000000',
  },
}

SCSS

$custom: #66524e;
$custom-light: #92827f;
$custom-dark: #000000;

JSON

{
  "hex": "#66524e",
  "rgb": {
    "r": 102,
    "g": 82,
    "b": 78
  },
  "hsl": {
    "h": 10,
    "s": 13.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.45773,
    "c": 0.02764,
    "h": 31.3
  },
  "luminance": 0.09409
}

Semantic roles & 50–950 ramp

primary

#66524E

secondary

#7D8F93

accent

#ABB672

background

#F9F7F7

surface

#F1EEEE

border

#CBC9C9

text

#0D0A0A

muted

#7E7C7C

Preview Lab

Preview with #66524E

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

Preview Lab → · Contrast checker → · Palette generator →