#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
RGBrgb(102, 74, 15)
HSLhsl(41, 74%, 23%)
HSVhsv(41, 85%, 40%)
CMYKcmyk(0%, 27.5%, 85.3%, 60%)
CIE-LABlab(33.47, 6.02, 37.07)
CIE-LCHlch(33.47, 37.55, 80.78°)
OKLaboklab(42.87% 0.0127 0.0801)
OKLCHoklch(42.87% 0.081 81)
XYZxyz(8.0150, 7.7575, 1.5270)
Luminance0.0776 (WCAG relative)
Temperaturewarm
Familyorange

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
##664A0F1.008.232.558.23
#FFFFFF8.231.0021.001.00
#0000002.5521.001.0021.00
##FFFFFF8.231.0021.001.00

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 →

#664A0F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva