#66531D#66531D

#66531D is a mid, moderate orange. Relative luminance 0.091; OKLCH L 45.0% C 0.076 H 89.4°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#66531D
RGB	rgb(102, 83, 29)
HSL	hsl(44, 56%, 26%)
HSV	hsv(44, 72%, 40%)
CMYK	cmyk(0%, 18.6%, 71.6%, 60%)
CIE-LAB	lab(36.18, 1.25, 33.46)
CIE-LCH	lch(36.18, 33.48, 87.86°)
OKLab	oklab(45.03% 0.0008 0.0756)
OKLCH	oklch(45.03% 0.076 89.4)
XYZ	xyz(8.7950, 9.1005, 2.4555)
Luminance	0.0910 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66531D #1D3066

analogous

#662F1D #66531D #54661D

triadic

#66531D #1D6653 #531D66

tetradic

#66531D #1D662F #1D3066 #661D54

square

#66531D #1D662F #1D3066 #661D54

split-complementary

#66531D #1D5466 #2F1D66

monochromatic

#181307 #362C0F #66531D #967A2B #C5A138

Accessibility & contrast

On white

7.45

#66531D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#66531D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66531D

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66531D	#FFFFFF	#000000	##FFFFFF
##66531D	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5216

Deuteranopia (green-blind)

#61571F

Tritanopia (blue-blind)

#6F4C48

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #66531d;
/* rgb */ color: rgb(102, 83, 29);
/* oklch */ color: oklch(45.0% 0.076 89.4);

Tailwind

colors: {
  custom: {
    50: '#94835c',
    500: '#66531d',
    950: '#000000',
  },
}

SCSS

$custom: #66531d;
$custom-light: #94835c;
$custom-dark: #000000;

JSON

{
  "hex": "#66531d",
  "rgb": {
    "r": 102,
    "g": 83,
    "b": 29
  },
  "hsl": {
    "h": 44.384,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.4503,
    "c": 0.07559,
    "h": 89.4
  },
  "luminance": 0.091
}

Semantic roles & 50–950 ramp

primary

#66531D

secondary

#445B9B

accent

#70DF49

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A04

muted

#7E7C79

Preview Lab

Preview with #66531D

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

Preview Lab → · Contrast checker → · Palette generator →