#645E52#645E52

#645E52 is a mid, muted orange. Relative luminance 0.113; OKLCH L 48.4% C 0.020 H 84.6°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#645E52
RGB	rgb(100, 94, 82)
HSL	hsl(40, 10%, 36%)
HSV	hsv(40, 18%, 39%)
CMYK	cmyk(0%, 6%, 18%, 60.8%)
CIE-LAB	lab(40.12, 0.13, 7.75)
CIE-LCH	lch(40.12, 7.75, 89.01°)
OKLab	oklab(48.39% 0.0019 0.0201)
OKLCH	oklch(48.39% 0.02 84.6)
XYZ	xyz(10.7811, 11.3241, 9.5988)
Luminance	0.1132 (WCAG relative)
Temperature	neutral
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645E52 #525864

analogous

#645552 #645E52 #616452

triadic

#645E52 #52645E #5E5264

tetradic

#645E52 #526455 #525864 #645261

square

#645E52 #526455 #525864 #645261

split-complementary

#645E52 #526164 #555264

monochromatic

#211F1B #423E36 #645E52 #867E6E #A29C8E

Accessibility & contrast

On white

6.43

#645E52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#645E52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645E52

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645E52	#FFFFFF	#000000	##FFFFFF
##645E52	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615E51

Deuteranopia (green-blind)

#635F52

Tritanopia (blue-blind)

#675C5B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #645e52;
/* rgb */ color: rgb(100, 94, 82);
/* oklch */ color: oklch(48.4% 0.020 84.6);

Tailwind

colors: {
  custom: {
    50: '#908b82',
    500: '#645e52',
    950: '#000000',
  },
}

SCSS

$custom: #645e52;
$custom-light: #908b82;
$custom-dark: #000000;

JSON

{
  "hex": "#645e52",
  "rgb": {
    "r": 100,
    "g": 94,
    "b": 82
  },
  "hsl": {
    "h": 40,
    "s": 9.89,
    "l": 35.686
  },
  "oklch": {
    "l": 0.48388,
    "c": 0.02016,
    "h": 84.6
  },
  "luminance": 0.11324
}

Semantic roles & 50–950 ramp

primary

#645E52

secondary

#818691

accent

#8AB375

background

#F8F8F7

surface

#F0F0EE

border

#CBCBC9

text

#0C0C0A

muted

#7D7D7C

Preview Lab

Preview with #645E52

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

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