#66401A#66401A

#66401A is a dark, moderate orange. Relative luminance 0.066; OKLCH L 40.8% C 0.074 H 62.8°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#66401A
RGB	rgb(102, 64, 26)
HSL	hsl(30, 59%, 25%)
HSV	hsv(30, 75%, 40%)
CMYK	cmyk(0%, 37.3%, 74.5%, 60%)
CIE-LAB	lab(30.80, 12.73, 29.28)
CIE-LCH	lch(30.80, 31.93, 66.49°)
OKLab	oklab(40.81% 0.0339 0.0661)
OKLCH	oklch(40.81% 0.074 62.8)
XYZ	xyz(7.4999, 6.5669, 1.8496)
Luminance	0.0657 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66401A #1A4066

analogous

#661A1A #66401A #66661A

triadic

#66401A #1A6640 #401A66

tetradic

#66401A #1A661A #1A4066 #661A66

square

#66401A #1A661A #1A4066 #661A66

split-complementary

#66401A #1A6666 #1A1A66

monochromatic

#180F06 #35210E #66401A #975F26 #C87D33

Accessibility & contrast

On white

9.08

#66401A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#66401A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66401A

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66401A	#FFFFFF	#000000	##FFFFFF
##66401A	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4316

Deuteranopia (green-blind)

#554C1A

Tritanopia (blue-blind)

#703738

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #66401a;
/* rgb */ color: rgb(102, 64, 26);
/* oklch */ color: oklch(40.8% 0.074 62.8);

Tailwind

colors: {
  custom: {
    50: '#957558',
    500: '#66401a',
    950: '#000000',
  },
}

SCSS

$custom: #66401a;
$custom-light: #957558;
$custom-dark: #000000;

JSON

{
  "hex": "#66401a",
  "rgb": {
    "r": 102,
    "g": 64,
    "b": 26
  },
  "hsl": {
    "h": 30,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.40814,
    "c": 0.07431,
    "h": 62.8
  },
  "luminance": 0.06566
}

Semantic roles & 50–950 ramp

primary

#66401A

secondary

#406E9C

accent

#94E345

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #66401A

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

Preview Lab → · Contrast checker → · Palette generator →