#645050#645050

#645050 is a mid, muted red. Relative luminance 0.090; OKLCH L 45.2% C 0.027 H 18.2°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#645050
RGB	rgb(100, 80, 80)
HSL	hsl(0, 11%, 35%)
HSV	hsv(0, 20%, 39%)
CMYK	cmyk(0%, 20%, 20%, 60.8%)
CIE-LAB	lab(36.03, 8.34, 3.16)
CIE-LCH	lch(36.03, 8.92, 20.75°)
OKLab	oklab(45.17% 0.0255 0.0084)
OKLCH	oklch(45.17% 0.027 18.2)
XYZ	xyz(9.5722, 9.0262, 8.8259)
Luminance	0.0903 (WCAG relative)
Temperature	neutral
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645050 #506464

analogous

#64505A #645050 #645A50

triadic

#645050 #506450 #505064

tetradic

#645050 #5A6450 #506464 #5A5064

square

#645050 #5A6450 #506464 #5A5064

split-complementary

#645050 #50645A #505A64

monochromatic

#201A1A #423535 #645050 #866B6B #A38C8C

Accessibility & contrast

On white

7.49

#645050 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#645050 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645050

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645050	#FFFFFF	#000000	##FFFFFF
##645050	1.00	7.49	2.81	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535350

Deuteranopia (green-blind)

#585650

Tritanopia (blue-blind)

#684E50

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #645050;
/* rgb */ color: rgb(100, 80, 80);
/* oklch */ color: oklch(45.2% 0.027 18.2);

Tailwind

colors: {
  custom: {
    50: '#908181',
    500: '#645050',
    950: '#000000',
  },
}

SCSS

$custom: #645050;
$custom-light: #908181;
$custom-dark: #000000;

JSON

{
  "hex": "#645050",
  "rgb": {
    "r": 100,
    "g": 80,
    "b": 80
  },
  "hsl": {
    "h": 0,
    "s": 11.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.45174,
    "c": 0.02686,
    "h": 18.2
  },
  "luminance": 0.09026
}

Semantic roles & 50–950 ramp

primary

#645050

secondary

#7F9191

accent

#B4B474

background

#F8F7F7

surface

#F0EEEE

border

#CBC9C9

text

#0C0A0A

muted

#7D7C7C

Preview Lab

Preview with #645050

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

Preview Lab → · Contrast checker → · Palette generator →