#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
RGB	rgb(102, 68, 15)
HSL	hsl(37, 74%, 23%)
HSV	hsv(37, 85%, 40%)
CMYK	cmyk(0%, 33.3%, 85.3%, 60%)
CIE-LAB	lab(31.79, 9.72, 35.55)
CIE-LCH	lch(31.79, 36.85, 74.71°)
OKLab	oklab(41.56% 0.0234 0.0769)
OKLCH	oklch(41.56% 0.08 73.1)
XYZ	xyz(7.6334, 6.9942, 1.3998)
Luminance	0.0699 (WCAG relative)
Temperature	warm
Family	orange

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
##66440F	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

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 →