#66440F#66440F

#66440F is a dark, moderate orange. Relative luminance 0.070; OKLCH L 41.6% C 0.080 H 73.1°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX#66440F
RGBrgb(102, 68, 15)
HSLhsl(37, 74%, 23%)
HSVhsv(37, 85%, 40%)
CMYKcmyk(0%, 33.3%, 85.3%, 60%)
CIE-LABlab(31.79, 9.72, 35.55)
CIE-LCHlch(31.79, 36.85, 74.71°)
OKLaboklab(41.56% 0.0234 0.0769)
OKLCHoklch(41.56% 0.08 73.1)
XYZxyz(7.6334, 6.9942, 1.3998)
Luminance0.0699 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66440F #0F3166
analogous
#66190F #66440F #5C660F
triadic
#66440F #0F6644 #440F66
tetradic
#66440F #0F6619 #0F3166 #660F5C
square
#66440F #0F6619 #0F3166 #660F5C
split-complementary
#66440F #0F5C66 #190F66
monochromatic
#1B1204 #312007 #66440F #9B6817 #D18B1F

Accessibility & contrast

On white

8.75
#66440F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.40
#66440F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66440F
8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66440F#FFFFFF#000000##FFFFFF
##66440F1.008.752.408.75
#FFFFFF8.751.0021.001.00
#0000002.4021.001.0021.00
##FFFFFF8.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#504606
Deuteranopia (green-blind)
#584E11
Tritanopia (blue-blind)
#703B3A
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #66440f;
/* rgb */ color: rgb(102, 68, 15);
/* oklch */ color: oklch(41.6% 0.080 73.1);
Tailwind
colors: {
  custom: {
    50: '#967752',
    500: '#66440f',
    950: '#000000',
  },
}
SCSS
$custom: #66440f;
$custom-light: #967752;
$custom-dark: #000000;
JSON
{
  "hex": "#66440f",
  "rgb": {
    "r": 102,
    "g": 68,
    "b": 15
  },
  "hsl": {
    "h": 36.552,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.41558,
    "c": 0.08033,
    "h": 73.1
  },
  "luminance": 0.06994
}

Semantic roles & 50–950 ramp

primary
#66440F
secondary
#325D9F
accent
#80F137
background
#F9F7F4
surface
#F2EDE7
border
#CCC8C3
text
#0E0802
muted
#7E7B78

Preview Lab

Preview with #66440F

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

Preview Lab → · Contrast checker → · Palette generator →

#66440F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva