#645552#645552

#645552 is a mid, muted red. Relative luminance 0.098; OKLCH L 46.3% C 0.021 H 31.2°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#645552
RGB	rgb(100, 85, 82)
HSL	hsl(10, 10%, 36%)
HSV	hsv(10, 18%, 39%)
CMYK	cmyk(0%, 15%, 18%, 60.8%)
CIE-LAB	lab(37.51, 5.61, 4.03)
CIE-LCH	lch(37.51, 6.91, 35.69°)
OKLab	oklab(46.34% 0.0175 0.0106)
OKLCH	oklch(46.34% 0.021 31.2)
XYZ	xyz(10.0270, 9.8158, 9.3475)
Luminance	0.0982 (WCAG relative)
Temperature	neutral
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645552 #526164

analogous

#645258 #645552 #645E52

triadic

#645552 #526455 #555264

tetradic

#645552 #586452 #526164 #5E5264

square

#645552 #586452 #526164 #5E5264

split-complementary

#645552 #52645E #525864

monochromatic

#211C1B #423836 #645552 #86726E #A2918E

Accessibility & contrast

On white

7.09

#645552 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#645552 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645552

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645552	#FFFFFF	#000000	##FFFFFF
##645552	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585752

Deuteranopia (green-blind)

#5B5952

Tritanopia (blue-blind)

#685354

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #645552;
/* rgb */ color: rgb(100, 85, 82);
/* oklch */ color: oklch(46.3% 0.021 31.2);

Tailwind

colors: {
  custom: {
    50: '#908482',
    500: '#645552',
    950: '#000000',
  },
}

SCSS

$custom: #645552;
$custom-light: #908482;
$custom-dark: #000000;

JSON

{
  "hex": "#645552",
  "rgb": {
    "r": 100,
    "g": 85,
    "b": 82
  },
  "hsl": {
    "h": 10,
    "s": 9.89,
    "l": 35.686
  },
  "oklch": {
    "l": 0.46342,
    "c": 0.0205,
    "h": 31.2
  },
  "luminance": 0.09816
}

Semantic roles & 50–950 ramp

primary

#645552

secondary

#818E91

accent

#A9B375

background

#F8F8F7

surface

#F0EFEE

border

#CBCAC9

text

#0C0B0A

muted

#7D7C7C

Preview Lab

Preview with #645552

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

Preview Lab → · Contrast checker → · Palette generator →