#645C46#645C46

#645C46 is a mid, muted orange. Relative luminance 0.108; OKLCH L 47.6% C 0.035 H 90.4°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#645C46
RGB	rgb(100, 92, 70)
HSL	hsl(44, 18%, 33%)
HSV	hsv(44, 30%, 39%)
CMYK	cmyk(0%, 8%, 30%, 60.8%)
CIE-LAB	lab(39.25, -0.64, 13.86)
CIE-LCH	lch(39.25, 13.87, 92.65°)
OKLab	oklab(47.61% -0.0003 0.0351)
OKLCH	oklch(47.61% 0.035 90.4)
XYZ	xyz(10.1882, 10.8061, 7.3423)
Luminance	0.1081 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645C46 #464E64

analogous

#644D46 #645C46 #5D6446

triadic

#645C46 #46645C #5C4664

tetradic

#645C46 #46644D #464E64 #64465D

square

#645C46 #46644D #464E64 #64465D

split-complementary

#645C46 #465D64 #4D4664

monochromatic

#1C1A14 #403B2D #645C46 #887D5F #A59B7F

Accessibility & contrast

On white

6.64

#645C46 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#645C46 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645C46

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645C46	#FFFFFF	#000000	##FFFFFF
##645C46	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615B45

Deuteranopia (green-blind)

#635D47

Tritanopia (blue-blind)

#695856

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #645c46;
/* rgb */ color: rgb(100, 92, 70);
/* oklch */ color: oklch(47.6% 0.035 90.4);

Tailwind

colors: {
  custom: {
    50: '#908a79',
    500: '#645c46',
    950: '#000000',
  },
}

SCSS

$custom: #645c46;
$custom-light: #908a79;
$custom-dark: #000000;

JSON

{
  "hex": "#645c46",
  "rgb": {
    "r": 100,
    "g": 92,
    "b": 70
  },
  "hsl": {
    "h": 44,
    "s": 17.647,
    "l": 33.333
  },
  "oklch": {
    "l": 0.47612,
    "c": 0.03506,
    "h": 90.4
  },
  "luminance": 0.10806
}

Semantic roles & 50–950 ramp

primary

#645C46

secondary

#747C92

accent

#82BA6D

background

#F8F8F7

surface

#F0F0ED

border

#CBCBC8

text

#0C0B09

muted

#7D7C7B

Preview Lab

Preview with #645C46

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

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