#663713#663713

#663713 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.9% C 0.082 H 54.3°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#663713
RGB	rgb(102, 55, 19)
HSL	hsl(26, 69%, 24%)
HSV	hsv(26, 81%, 40%)
CMYK	cmyk(0%, 46.1%, 81.4%, 60%)
CIE-LAB	lab(28.39, 17.87, 30.47)
CIE-LCH	lch(28.39, 35.32, 59.60°)
OKLab	oklab(38.93% 0.0481 0.067)
OKLCH	oklch(38.93% 0.082 54.3)
XYZ	xyz(6.9638, 5.6049, 1.3311)
Luminance	0.0560 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663713 #134266

analogous

#661318 #663713 #666013

triadic

#663713 #136637 #371366

tetradic

#663713 #186613 #134266 #601366

square

#663713 #186613 #134266 #601366

split-complementary

#663713 #136660 #131866

monochromatic

#1A0E05 #321B09 #663713 #9A531D #CD6F26

Accessibility & contrast

On white

9.90

#663713 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#663713 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663713

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663713	#FFFFFF	#000000	##FFFFFF
##663713	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C0E

Deuteranopia (green-blind)

#504713

Tritanopia (blue-blind)

#702D30

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #663713;
/* rgb */ color: rgb(102, 55, 19);
/* oklch */ color: oklch(38.9% 0.082 54.3);

Tailwind

colors: {
  custom: {
    50: '#966e53',
    500: '#663713',
    950: '#000000',
  },
}

SCSS

$custom: #663713;
$custom-light: #966e53;
$custom-dark: #000000;

JSON

{
  "hex": "#663713",
  "rgb": {
    "r": 102,
    "g": 55,
    "b": 19
  },
  "hsl": {
    "h": 26.024,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.38932,
    "c": 0.08245,
    "h": 54.3
  },
  "luminance": 0.05604
}

Semantic roles & 50–950 ramp

primary

#663713

secondary

#37719D

accent

#A0EB3C

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0702

muted

#7E7A78

Preview Lab

Preview with #663713

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

Preview Lab → · Contrast checker → · Palette generator →