#643915#643915

#643915 is a dark, moderate orange. Relative luminance 0.057; OKLCH L 39.0% C 0.078 H 57.2°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX#643915
RGBrgb(100, 57, 21)
HSLhsl(27, 65%, 24%)
HSVhsv(27, 79%, 39%)
CMYKcmyk(0%, 43%, 79%, 60.8%)
CIE-LABlab(28.62, 15.80, 29.56)
CIE-LCHlch(28.62, 33.52, 61.87°)
OKLaboklab(39.05% 0.0424 0.0657)
OKLCHoklch(39.05% 0.078 57.2)
XYZxyz(6.8546, 5.6904, 1.4467)
Luminance0.0569 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#643915 #154064
analogous
#641518 #643915 #646015
triadic
#643915 #156439 #391564
tetradic
#643915 #186415 #154064 #601564
square
#643915 #186415 #154064 #601564
split-complementary
#643915 #156460 #151864
monochromatic
#190E05 #311C0A #643915 #975620 #C9732A

Accessibility & contrast

On white

9.82
#643915 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.14
#643915 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643915
9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##643915#FFFFFF#000000##FFFFFF
##6439151.009.822.149.82
#FFFFFF9.821.0021.001.00
#0000002.1421.001.0021.00
##FFFFFF9.821.0021.001.00

Color blindness preview

Protanopia (red-blind)
#463E11
Deuteranopia (green-blind)
#504715
Tritanopia (blue-blind)
#6E3031
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #643915;
/* rgb */ color: rgb(100, 57, 21);
/* oklch */ color: oklch(39.0% 0.078 57.2);
Tailwind
colors: {
  custom: {
    50: '#956f54',
    500: '#643915',
    950: '#000000',
  },
}
SCSS
$custom: #643915;
$custom-light: #956f54;
$custom-dark: #000000;
JSON
{
  "hex": "#643915",
  "rgb": {
    "r": 100,
    "g": 57,
    "b": 21
  },
  "hsl": {
    "h": 27.342,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.39048,
    "c": 0.07818,
    "h": 57.2
  },
  "luminance": 0.0569
}

Semantic roles & 50–950 ramp

primary
#643915
secondary
#3A6F9B
accent
#9BE840
background
#F9F6F4
surface
#F2ECE8
border
#CCC7C4
text
#0E0703
muted
#7E7A78

Preview Lab

Preview with #643915

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

Preview Lab → · Contrast checker → · Palette generator →

#643915 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva