#663013#663013

#663013 is a dark, moderate orange. Relative luminance 0.050; OKLCH L 37.6% C 0.088 H 46.3°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#663013
RGB	rgb(102, 48, 19)
HSL	hsl(21, 69%, 24%)
HSV	hsv(21, 81%, 40%)
CMYK	cmyk(0%, 52.9%, 81.4%, 60%)
CIE-LAB	lab(26.70, 22.04, 28.76)
CIE-LCH	lch(26.70, 36.24, 52.54°)
OKLab	oklab(37.63% 0.0606 0.0633)
OKLCH	oklch(37.63% 0.088 46.3)
XYZ	xyz(6.6546, 4.9865, 1.2280)
Luminance	0.0499 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663013 #134966

analogous

#66131F #663013 #665913

triadic

#663013 #136630 #301366

tetradic

#663013 #1F6613 #134966 #591366

square

#663013 #1F6613 #134966 #591366

split-complementary

#663013 #136659 #131F66

monochromatic

#1A0C05 #321809 #663013 #9A481D #CD6126

Accessibility & contrast

On white

10.51

#663013 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#663013 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663013

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663013	#FFFFFF	#000000	##FFFFFF
##663013	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F380F

Deuteranopia (green-blind)

#4C4412

Tritanopia (blue-blind)

#70242A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #663013;
/* rgb */ color: rgb(102, 48, 19);
/* oklch */ color: oklch(37.6% 0.088 46.3);

Tailwind

colors: {
  custom: {
    50: '#976952',
    500: '#663013',
    950: '#000000',
  },
}

SCSS

$custom: #663013;
$custom-light: #976952;
$custom-dark: #000000;

JSON

{
  "hex": "#663013",
  "rgb": {
    "r": 102,
    "g": 48,
    "b": 19
  },
  "hsl": {
    "h": 20.964,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.37631,
    "c": 0.08767,
    "h": 46.3
  },
  "luminance": 0.04986
}

Semantic roles & 50–950 ramp

primary

#663013

secondary

#377A9D

accent

#AEEB3C

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #663013

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

Preview Lab → · Contrast checker → · Palette generator →