#64491B#64491B

#64491B is a dark, moderate orange. Relative luminance 0.076; OKLCH L 42.5% C 0.072 H 77.8°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX#64491B
RGBrgb(100, 73, 27)
HSLhsl(38, 57%, 25%)
HSVhsv(38, 73%, 39%)
CMYKcmyk(0%, 27%, 73%, 60.8%)
CIE-LABlab(33.04, 6.25, 31.06)
CIE-LCHlch(33.04, 31.69, 78.62°)
OKLaboklab(42.5% 0.0152 0.0702)
OKLCHoklch(42.5% 0.072 77.8)
XYZxyz(7.8364, 7.5541, 2.0821)
Luminance0.0755 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#64491B #1B3664
analogous
#64241B #64491B #5B641B
triadic
#64491B #1B6449 #491B64
tetradic
#64491B #1B6424 #1B3664 #641B5B
square
#64491B #1B6424 #1B3664 #641B5B
split-complementary
#64491B #1B5B64 #241B64
monochromatic
#181207 #34260E #64491B #946C28 #C48F35

Accessibility & contrast

On white

8.36
#64491B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.51
#64491B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64491B
8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##64491B#FFFFFF#000000##FFFFFF
##64491B1.008.362.518.36
#FFFFFF8.361.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#534A16
Deuteranopia (green-blind)
#5A501D
Tritanopia (blue-blind)
#6D413F
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #64491b;
/* rgb */ color: rgb(100, 73, 27);
/* oklch */ color: oklch(42.5% 0.072 77.8);
Tailwind
colors: {
  custom: {
    50: '#937b5a',
    500: '#64491b',
    950: '#000000',
  },
}
SCSS
$custom: #64491b;
$custom-light: #937b5a;
$custom-dark: #000000;
JSON
{
  "hex": "#64491b",
  "rgb": {
    "r": 100,
    "g": 73,
    "b": 27
  },
  "hsl": {
    "h": 37.808,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.42503,
    "c": 0.07183,
    "h": 77.8
  },
  "luminance": 0.07554
}

Semantic roles & 50–950 ramp

primary
#64491B
secondary
#416299
accent
#80E147
background
#F9F7F5
surface
#F2EDE9
border
#CCC8C5
text
#0D0904
muted
#7E7B79

Preview Lab

Preview with #64491B

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

Preview Lab → · Contrast checker → · Palette generator →

#64491B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva