#663A19#663A19

#663A19 is a dark, moderate orange. Relative luminance 0.059; OKLCH L 39.6% C 0.078 H 54.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#663A19
RGB	rgb(102, 58, 25)
HSL	hsl(26, 61%, 25%)
HSV	hsv(26, 75%, 40%)
CMYK	cmyk(0%, 43.1%, 75.5%, 60%)
CIE-LAB	lab(29.21, 16.36, 28.12)
CIE-LCH	lch(29.21, 32.53, 59.80°)
OKLab	oklab(39.58% 0.0446 0.0634)
OKLCH	oklch(39.58% 0.078 54.9)
XYZ	xyz(7.1686, 5.9218, 1.6850)
Luminance	0.0592 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663A19 #194566

analogous

#66191F #663A19 #666019

triadic

#663A19 #19663A #3A1966

tetradic

#663A19 #1F6619 #194566 #601966

square

#663A19 #1F6619 #194566 #601966

split-complementary

#663A19 #196660 #191F66

monochromatic

#190E06 #351E0D #663A19 #975625 #C87231

Accessibility & contrast

On white

9.61

#663A19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#663A19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663A19

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663A19	#FFFFFF	#000000	##FFFFFF
##663A19	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F15

Deuteranopia (green-blind)

#514919

Tritanopia (blue-blind)

#703133

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #663a19;
/* rgb */ color: rgb(102, 58, 25);
/* oklch */ color: oklch(39.6% 0.078 54.9);

Tailwind

colors: {
  custom: {
    50: '#967057',
    500: '#663a19',
    950: '#000000',
  },
}

SCSS

$custom: #663a19;
$custom-light: #967057;
$custom-dark: #000000;

JSON

{
  "hex": "#663a19",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 25
  },
  "hsl": {
    "h": 25.714,
    "s": 60.63,
    "l": 24.902
  },
  "oklch": {
    "l": 0.39584,
    "c": 0.07752,
    "h": 54.9
  },
  "luminance": 0.05921
}

Semantic roles & 50–950 ramp

primary

#663A19

secondary

#3F749C

accent

#9FE444

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #663A19

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

Preview Lab → · Contrast checker → · Palette generator →