#644549#644549
#644549 is a dark, muted red. Relative luminance 0.074; OKLCH L 42.6% C 0.043 H 10.5°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).
Color values
| HEX | #644549 |
|---|---|
| RGB | rgb(100, 69, 73) |
| HSL | hsl(352, 18%, 33%) |
| HSV | hsv(352, 31%, 39%) |
| CMYK | cmyk(0%, 31%, 27%, 60.8%) |
| CIE-LAB | lab(32.80, 13.99, 2.94) |
| CIE-LCH | lch(32.80, 14.30, 11.88°) |
| OKLab | oklab(42.61% 0.0424 0.0079) |
| OKLCH | oklch(42.61% 0.043 10.5) |
| XYZ | xyz(8.5864, 7.4471, 7.2872) |
| Luminance | 0.0745 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Purplish Brown
#6B4247
ΔE00 3.18
Purple Brown
#673A3F
ΔE00 4.98
Brownish Purple
#76424E
ΔE00 6.43
Dirty Purple
#734A65
ΔE00 9.48
Wine
#722F37
ΔE00 9.81
Umber
#635147
ΔE00 10.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#644549 #456460
analogous
#644558 #644549 #645045
triadic
#644549 #496445 #454964
tetradic
#644549 #586445 #456460 #504564
square
#644549 #586445 #456460 #504564
split-complementary
#644549 #456450 #455864
monochromatic
#1C1314 #402C2F #644549 #885E63 #A67E83
Accessibility & contrast
On white
8.44
#644549 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.49
#644549 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #644549
8.44:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##644549 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##644549 | 1.00 | 8.44 | 2.49 | 8.44 |
| #FFFFFF | 8.44 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.49 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.44 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4A4A49
Deuteranopia (green-blind)
#514F48
Tritanopia (blue-blind)
#6A4246
Achromatopsia (no color)
#4D4D4D
Design tokens & code
CSS
--color: #644549; /* rgb */ color: rgb(100, 69, 73); /* oklch */ color: oklch(42.6% 0.043 10.5);
Tailwind
colors: {
custom: {
50: '#91797b',
500: '#644549',
950: '#000000',
},
}SCSS
$custom: #644549; $custom-light: #91797b; $custom-dark: #000000;
JSON
{
"hex": "#644549",
"rgb": {
"r": 100,
"g": 69,
"b": 73
},
"hsl": {
"h": 352.258,
"s": 18.343,
"l": 33.137
},
"oklch": {
"l": 0.42608,
"c": 0.04315,
"h": 10.5
},
"luminance": 0.07447
}Semantic roles & 50–950 ramp
primary
#644549
secondary
#72928E
accent
#BBB16D
background
#F8F7F7
surface
#F0EDED
border
#CBC8C8
text
#0D0909
muted
#7D7B7B