#663A13#663A13

#663A13 is a dark, moderate orange. Relative luminance 0.059; OKLCH L 39.5% C 0.081 H 58.2°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#663A13
RGB	rgb(102, 58, 19)
HSL	hsl(28, 69%, 24%)
HSV	hsv(28, 81%, 40%)
CMYK	cmyk(0%, 43.1%, 81.4%, 60%)
CIE-LAB	lab(29.16, 16.05, 31.22)
CIE-LCH	lch(29.16, 35.10, 62.80°)
OKLab	oklab(39.52% 0.0426 0.0686)
OKLCH	oklch(39.52% 0.081 58.2)
XYZ	xyz(7.1107, 5.8987, 1.3801)
Luminance	0.0590 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663A13 #133F66

analogous

#661315 #663A13 #666313

triadic

#663A13 #13663A #3A1366

tetradic

#663A13 #156613 #133F66 #631366

square

#663A13 #156613 #133F66 #631366

split-complementary

#663A13 #136663 #131566

monochromatic

#1A0F05 #321D09 #663A13 #9A571D #CD7526

Accessibility & contrast

On white

9.63

#663A13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#663A13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663A13

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663A13	#FFFFFF	#000000	##FFFFFF
##663A13	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F0E

Deuteranopia (green-blind)

#524913

Tritanopia (blue-blind)

#703032

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #663a13;
/* rgb */ color: rgb(102, 58, 19);
/* oklch */ color: oklch(39.5% 0.081 58.2);

Tailwind

colors: {
  custom: {
    50: '#967053',
    500: '#663a13',
    950: '#000000',
  },
}

SCSS

$custom: #663a13;
$custom-light: #967053;
$custom-dark: #000000;

JSON

{
  "hex": "#663a13",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 19
  },
  "hsl": {
    "h": 28.193,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3952,
    "c": 0.08078,
    "h": 58.2
  },
  "luminance": 0.05898
}

Semantic roles & 50–950 ramp

primary

#663A13

secondary

#376D9D

accent

#99EB3C

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0702

muted

#7E7A78

Preview Lab

Preview with #663A13

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

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