#663E0F#663E0F

#663E0F is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.3% C 0.081 H 65.1°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#663E0F
RGB	rgb(102, 62, 15)
HSL	hsl(32, 74%, 23%)
HSV	hsv(32, 85%, 40%)
CMYK	cmyk(0%, 39.2%, 85.3%, 60%)
CIE-LAB	lab(30.17, 13.42, 34.07)
CIE-LCH	lch(30.17, 36.62, 68.50°)
OKLab	oklab(40.29% 0.0342 0.0736)
OKLCH	oklch(40.29% 0.081 65.1)
XYZ	xyz(7.2889, 6.3052, 1.2850)
Luminance	0.0630 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663E0F #0F3766

analogous

#66130F #663E0F #62660F

triadic

#663E0F #0F663E #3E0F66

tetradic

#663E0F #0F6613 #0F3766 #660F62

square

#663E0F #0F6613 #0F3766 #660F62

split-complementary

#663E0F #0F6266 #130F66

monochromatic

#1B1004 #311E07 #663E0F #9B5E17 #D17F1F

Accessibility & contrast

On white

9.29

#663E0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#663E0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663E0F

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663E0F	#FFFFFF	#000000	##FFFFFF
##663E0F	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4107

Deuteranopia (green-blind)

#544B10

Tritanopia (blue-blind)

#703535

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663e0f;
/* rgb */ color: rgb(102, 62, 15);
/* oklch */ color: oklch(40.3% 0.081 65.1);

Tailwind

colors: {
  custom: {
    50: '#967352',
    500: '#663e0f',
    950: '#000000',
  },
}

SCSS

$custom: #663e0f;
$custom-light: #967352;
$custom-dark: #000000;

JSON

{
  "hex": "#663e0f",
  "rgb": {
    "r": 102,
    "g": 62,
    "b": 15
  },
  "hsl": {
    "h": 32.414,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.40295,
    "c": 0.08121,
    "h": 65.1
  },
  "luminance": 0.06305
}

Semantic roles & 50–950 ramp

primary

#663E0F

secondary

#32649F

accent

#8CF137

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0802

muted

#7E7B78

Preview Lab

Preview with #663E0F

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

Preview Lab → · Contrast checker → · Palette generator →