#663A11#663A11

#663A11 is a dark, moderate orange. Relative luminance 0.059; OKLCH L 39.5% C 0.082 H 59.1°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#663A11
RGB	rgb(102, 58, 17)
HSL	hsl(29, 71%, 23%)
HSV	hsv(29, 83%, 40%)
CMYK	cmyk(0%, 43.1%, 83.3%, 60%)
CIE-LAB	lab(29.14, 15.96, 32.19)
CIE-LCH	lch(29.14, 35.92, 63.63°)
OKLab	oklab(39.5% 0.042 0.0701)
OKLCH	oklch(39.5% 0.082 59.1)
XYZ	xyz(7.0943, 5.8921, 1.2939)
Luminance	0.0589 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663A11 #113D66

analogous

#661112 #663A11 #666411

triadic

#663A11 #11663A #3A1166

tetradic

#663A11 #126611 #113D66 #641166

square

#663A11 #126611 #113D66 #641166

split-complementary

#663A11 #116664 #111266

monochromatic

#1A0F04 #321C08 #663A11 #9A581A #CF7622

Accessibility & contrast

On white

9.64

#663A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#663A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663A11

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663A11	#FFFFFF	#000000	##FFFFFF
##663A11	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F0B

Deuteranopia (green-blind)

#524911

Tritanopia (blue-blind)

#703032

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #663a11;
/* rgb */ color: rgb(102, 58, 17);
/* oklch */ color: oklch(39.5% 0.082 59.1);

Tailwind

colors: {
  custom: {
    50: '#967052',
    500: '#663a11',
    950: '#000000',
  },
}

SCSS

$custom: #663a11;
$custom-light: #967052;
$custom-dark: #000000;

JSON

{
  "hex": "#663a11",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 17
  },
  "hsl": {
    "h": 28.941,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.39502,
    "c": 0.08176,
    "h": 59.1
  },
  "luminance": 0.05891
}

Semantic roles & 50–950 ramp

primary

#663A11

secondary

#356B9E

accent

#97EE3A

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0702

muted

#7E7A78

Preview Lab

Preview with #663A11

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

Preview Lab → · Contrast checker → · Palette generator →