#66401E#66401E

#66401E is a dark, moderate orange. Relative luminance 0.066; OKLCH L 40.9% C 0.072 H 60.4°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#66401E
RGB	rgb(102, 64, 30)
HSL	hsl(28, 55%, 26%)
HSV	hsv(28, 71%, 40%)
CMYK	cmyk(0%, 37.3%, 70.6%, 60%)
CIE-LAB	lab(30.85, 12.99, 27.12)
CIE-LCH	lch(30.85, 30.07, 64.40°)
OKLab	oklab(40.86% 0.0354 0.0623)
OKLCH	oklch(40.86% 0.072 60.4)
XYZ	xyz(7.5478, 6.5860, 2.1018)
Luminance	0.0659 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66401E #1E4466

analogous

#661E20 #66401E #66641E

triadic

#66401E #1E6640 #401E66

tetradic

#66401E #20661E #1E4466 #641E66

square

#66401E #20661E #1E4466 #641E66

split-complementary

#66401E #1E6664 #1E2066

monochromatic

#180F07 #372210 #66401E #955E2C #C57B3A

Accessibility & contrast

On white

9.06

#66401E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#66401E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66401E

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66401E	#FFFFFF	#000000	##FFFFFF
##66401E	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C431B

Deuteranopia (green-blind)

#554C1E

Tritanopia (blue-blind)

#703838

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #66401e;
/* rgb */ color: rgb(102, 64, 30);
/* oklch */ color: oklch(40.9% 0.072 60.4);

Tailwind

colors: {
  custom: {
    50: '#95755b',
    500: '#66401e',
    950: '#000000',
  },
}

SCSS

$custom: #66401e;
$custom-light: #95755b;
$custom-dark: #000000;

JSON

{
  "hex": "#66401e",
  "rgb": {
    "r": 102,
    "g": 64,
    "b": 30
  },
  "hsl": {
    "h": 28.333,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.40864,
    "c": 0.0716,
    "h": 60.4
  },
  "luminance": 0.06585
}

Semantic roles & 50–950 ramp

primary

#66401E

secondary

#45729B

accent

#98DE4A

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0804

muted

#7E7B79

Preview Lab

Preview with #66401E

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

Preview Lab → · Contrast checker → · Palette generator →