#663D15#663D15

#663D15 is a dark, moderate orange. Relative luminance 0.062; OKLCH L 40.1% C 0.078 H 61.2°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#663D15
RGB	rgb(102, 61, 21)
HSL	hsl(30, 66%, 24%)
HSV	hsv(30, 79%, 40%)
CMYK	cmyk(0%, 40.2%, 79.4%, 60%)
CIE-LAB	lab(29.95, 14.31, 31.01)
CIE-LCH	lch(29.95, 34.15, 65.24°)
OKLab	oklab(40.14% 0.0378 0.0687)
OKLCH	oklch(40.14% 0.078 61.2)
XYZ	xyz(7.2842, 6.2171, 1.5257)
Luminance	0.0622 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663D15 #153E66

analogous

#661515 #663D15 #666615

triadic

#663D15 #15663D #3D1566

tetradic

#663D15 #156615 #153E66 #661566

square

#663D15 #156615 #153E66 #661566

split-complementary

#663D15 #156666 #151566

monochromatic

#190F05 #331F0B #663D15 #995B1F #CC7A2A

Accessibility & contrast

On white

9.36

#663D15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#663D15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663D15

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663D15	#FFFFFF	#000000	##FFFFFF
##663D15	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4110

Deuteranopia (green-blind)

#534A15

Tritanopia (blue-blind)

#703435

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663d15;
/* rgb */ color: rgb(102, 61, 21);
/* oklch */ color: oklch(40.1% 0.078 61.2);

Tailwind

colors: {
  custom: {
    50: '#967255',
    500: '#663d15',
    950: '#000000',
  },
}

SCSS

$custom: #663d15;
$custom-light: #967255;
$custom-dark: #000000;

JSON

{
  "hex": "#663d15",
  "rgb": {
    "r": 102,
    "g": 61,
    "b": 21
  },
  "hsl": {
    "h": 29.63,
    "s": 65.854,
    "l": 24.118
  },
  "oklch": {
    "l": 0.40143,
    "c": 0.07838,
    "h": 61.2
  },
  "luminance": 0.06216
}

Semantic roles & 50–950 ramp

primary

#663D15

secondary

#3A6C9D

accent

#95E93F

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #663D15

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

Preview Lab → · Contrast checker → · Palette generator →