#643310#643310

#643310 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.8% C 0.084 H 52.1°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#643310
RGB	rgb(100, 51, 16)
HSL	hsl(25, 72%, 23%)
HSV	hsv(25, 84%, 39%)
CMYK	cmyk(0%, 49%, 84%, 60.8%)
CIE-LAB	lab(27.06, 19.22, 30.57)
CIE-LCH	lch(27.06, 36.11, 57.85°)
OKLab	oklab(37.84% 0.0518 0.0665)
OKLCH	oklch(37.84% 0.084 52.1)
XYZ	xyz(6.5335, 5.1151, 1.1334)
Luminance	0.0511 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643310 #104164

analogous

#641017 #643310 #645D10

triadic

#643310 #106433 #331064

tetradic

#643310 #176410 #104164 #5D1064

square

#643310 #176410 #104164 #5D1064

split-complementary

#643310 #10645D #101764

monochromatic

#1A0D04 #2F1808 #643310 #994E18 #CE6921

Accessibility & contrast

On white

10.38

#643310 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#643310 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643310

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643310	#FFFFFF	#000000	##FFFFFF
##643310	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390B

Deuteranopia (green-blind)

#4D440F

Tritanopia (blue-blind)

#6E282C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643310;
/* rgb */ color: rgb(100, 51, 16);
/* oklch */ color: oklch(37.8% 0.084 52.1);

Tailwind

colors: {
  custom: {
    50: '#956b51',
    500: '#643310',
    950: '#000000',
  },
}

SCSS

$custom: #643310;
$custom-light: #956b51;
$custom-dark: #000000;

JSON

{
  "hex": "#643310",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 16
  },
  "hsl": {
    "h": 25,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.37835,
    "c": 0.08428,
    "h": 52.1
  },
  "luminance": 0.05114
}

Semantic roles & 50–950 ramp

primary

#643310

secondary

#33719D

accent

#A3EF39

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #643310

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

Preview Lab → · Contrast checker → · Palette generator →