#664A0F#664A0F

#664A0F is a dark, moderate orange. Relative luminance 0.078; OKLCH L 42.9% C 0.081 H 81.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#664A0F
RGB	rgb(102, 74, 15)
HSL	hsl(41, 74%, 23%)
HSV	hsv(41, 85%, 40%)
CMYK	cmyk(0%, 27.5%, 85.3%, 60%)
CIE-LAB	lab(33.47, 6.02, 37.07)
CIE-LCH	lch(33.47, 37.55, 80.78°)
OKLab	oklab(42.87% 0.0127 0.0801)
OKLCH	oklch(42.87% 0.081 81)
XYZ	xyz(8.0150, 7.7575, 1.5270)
Luminance	0.0776 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664A0F #0F2B66

analogous

#661F0F #664A0F #56660F

triadic

#664A0F #0F664A #4A0F66

tetradic

#664A0F #0F661F #0F2B66 #660F56

square

#664A0F #0F661F #0F2B66 #660F56

split-complementary

#664A0F #0F5666 #1F0F66

monochromatic

#1B1304 #312307 #664A0F #9B7117 #D1971F

Accessibility & contrast

On white

8.23

#664A0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#664A0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664A0F

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664A0F	#FFFFFF	#000000	##FFFFFF
##664A0F	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B04

Deuteranopia (green-blind)

#5C5212

Tritanopia (blue-blind)

#70423F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #664a0f;
/* rgb */ color: rgb(102, 74, 15);
/* oklch */ color: oklch(42.9% 0.081 81.0);

Tailwind

colors: {
  custom: {
    50: '#967c53',
    500: '#664a0f',
    950: '#000000',
  },
}

SCSS

$custom: #664a0f;
$custom-light: #967c53;
$custom-dark: #000000;

JSON

{
  "hex": "#664a0f",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 15
  },
  "hsl": {
    "h": 40.69,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.4287,
    "c": 0.08114,
    "h": 81
  },
  "luminance": 0.07757
}

Semantic roles & 50–950 ramp

primary

#664A0F

secondary

#32559F

accent

#73F137

background

#F9F7F4

surface

#F2EEE7

border

#CCC9C3

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #664A0F

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

Preview Lab → · Contrast checker → · Palette generator →