#664D2F#664D2F

#664D2F is a dark, muted orange. Relative luminance 0.083; OKLCH L 43.9% C 0.056 H 70.6°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#664D2F
RGB	rgb(102, 77, 47)
HSL	hsl(33, 37%, 29%)
HSV	hsv(33, 54%, 40%)
CMYK	cmyk(0%, 24.5%, 53.9%, 60%)
CIE-LAB	lab(34.68, 6.44, 21.77)
CIE-LCH	lch(34.68, 22.70, 73.53°)
OKLab	oklab(43.93% 0.0185 0.0526)
OKLCH	oklch(43.93% 0.056 70.6)
XYZ	xyz(8.6469, 8.3383, 3.8428)
Luminance	0.0834 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664D2F #2F4866

analogous

#66322F #664D2F #64662F

triadic

#664D2F #2F664D #4D2F66

tetradic

#664D2F #2F6632 #2F4866 #662F64

square

#664D2F #2F6632 #2F4866 #662F64

split-complementary

#664D2F #2F6466 #322F66

monochromatic

#15100A #3C2D1C #664D2F #906D42 #B48C5C

Accessibility & contrast

On white

7.87

#664D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#664D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664D2F

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664D2F	#FFFFFF	#000000	##FFFFFF
##664D2F	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E2D

Deuteranopia (green-blind)

#5C5430

Tritanopia (blue-blind)

#6E4746

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #664d2f;
/* rgb */ color: rgb(102, 77, 47);
/* oklch */ color: oklch(43.9% 0.056 70.6);

Tailwind

colors: {
  custom: {
    50: '#937e68',
    500: '#664d2f',
    950: '#000000',
  },
}

SCSS

$custom: #664d2f;
$custom-light: #937e68;
$custom-dark: #000000;

JSON

{
  "hex": "#664d2f",
  "rgb": {
    "r": 102,
    "g": 77,
    "b": 47
  },
  "hsl": {
    "h": 32.727,
    "s": 36.913,
    "l": 29.216
  },
  "oklch": {
    "l": 0.43927,
    "c": 0.05571,
    "h": 70.6
  },
  "luminance": 0.08338
}

Semantic roles & 50–950 ramp

primary

#664D2F

secondary

#597698

accent

#8FCD5B

background

#F9F7F6

surface

#F2EEEB

border

#CCC9C6

text

#0D0A06

muted

#7E7C7A

Preview Lab

Preview with #664D2F

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

Preview Lab → · Contrast checker → · Palette generator →