#643513#643513

#643513 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 38.2% C 0.082 H 53.0°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX#643513
RGBrgb(100, 53, 19)
HSLhsl(25, 68%, 23%)
HSVhsv(25, 81%, 39%)
CMYKcmyk(0%, 47%, 81%, 60.8%)
CIE-LABlab(27.58, 18.14, 29.55)
CIE-LCHlch(27.58, 34.68, 58.45°)
OKLaboklab(38.24% 0.0491 0.0652)
OKLCHoklch(38.24% 0.082 53)
XYZxyz(6.6468, 5.3033, 1.2896)
Luminance0.0530 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#643513 #134264
analogous
#641319 #643513 #645D13
triadic
#643513 #136435 #351364
tetradic
#643513 #196413 #134264 #5D1364
square
#643513 #196413 #134264 #5D1364
split-complementary
#643513 #13645D #131964
monochromatic
#1A0E05 #311A09 #643513 #97501D #CB6C27

Accessibility & contrast

On white

10.19
#643513 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.06
#643513 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643513
10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##643513#FFFFFF#000000##FFFFFF
##6435131.0010.192.0610.19
#FFFFFF10.191.0021.001.00
#0000002.0621.001.0021.00
##FFFFFF10.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#433B0F
Deuteranopia (green-blind)
#4E4513
Tritanopia (blue-blind)
#6E2B2E
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #643513;
/* rgb */ color: rgb(100, 53, 19);
/* oklch */ color: oklch(38.2% 0.082 53.0);
Tailwind
colors: {
  custom: {
    50: '#956d53',
    500: '#643513',
    950: '#000000',
  },
}
SCSS
$custom: #643513;
$custom-light: #956d53;
$custom-dark: #000000;
JSON
{
  "hex": "#643513",
  "rgb": {
    "r": 100,
    "g": 53,
    "b": 19
  },
  "hsl": {
    "h": 25.185,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.38244,
    "c": 0.08156,
    "h": 53
  },
  "luminance": 0.05303
}

Semantic roles & 50–950 ramp

primary
#643513
secondary
#37719C
accent
#A2EB3D
background
#F9F6F4
surface
#F2EBE7
border
#CCC6C3
text
#0E0702
muted
#7E7A78

Preview Lab

Preview with #643513

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

Preview Lab → · Contrast checker → · Palette generator →

#643513 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva