#643312#643312

#643312 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.9% C 0.083 H 51.1°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#643312
RGB	rgb(100, 51, 18)
HSL	hsl(24, 69%, 23%)
HSV	hsv(24, 82%, 39%)
CMYK	cmyk(0%, 49%, 82%, 60.8%)
CIE-LAB	lab(27.08, 19.30, 29.57)
CIE-LCH	lch(27.08, 35.31, 56.86°)
OKLab	oklab(37.85% 0.0524 0.0649)
OKLCH	oklch(37.85% 0.083 51.1)
XYZ	xyz(6.5491, 5.1214, 1.2158)
Luminance	0.0512 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643312 #124364

analogous

#64121A #643312 #645C12

triadic

#643312 #126433 #331264

tetradic

#643312 #1A6412 #124364 #5C1264

square

#643312 #1A6412 #124364 #5C1264

split-complementary

#643312 #12645C #121A64

monochromatic

#1A0D05 #301909 #643312 #984D1B #CC6825

Accessibility & contrast

On white

10.37

#643312 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#643312 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643312

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643312	#FFFFFF	#000000	##FFFFFF
##643312	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390E

Deuteranopia (green-blind)

#4D4411

Tritanopia (blue-blind)

#6E292C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643312;
/* rgb */ color: rgb(100, 51, 18);
/* oklch */ color: oklch(37.9% 0.083 51.1);

Tailwind

colors: {
  custom: {
    50: '#956b52',
    500: '#643312',
    950: '#000000',
  },
}

SCSS

$custom: #643312;
$custom-light: #956b52;
$custom-dark: #000000;

JSON

{
  "hex": "#643312",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 18
  },
  "hsl": {
    "h": 24.146,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.37854,
    "c": 0.0834,
    "h": 51.1
  },
  "luminance": 0.05121
}

Semantic roles & 50–950 ramp

primary

#643312

secondary

#36739C

accent

#A5EC3B

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #643312

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

Preview Lab → · Contrast checker → · Palette generator →