#613C3F#613C3F
#613C3F is a dark, muted red. Relative luminance 0.061; OKLCH L 40.1% C 0.052 H 14.4°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).
Color values
| HEX | #613C3F |
|---|---|
| RGB | rgb(97, 60, 63) |
| HSL | hsl(355, 24%, 31%) |
| HSV | hsv(355, 38%, 38%) |
| CMYK | cmyk(0%, 38.1%, 35.1%, 62%) |
| CIE-LAB | lab(29.74, 16.74, 4.97) |
| CIE-LCH | lch(29.74, 17.46, 16.53°) |
| OKLab | oklab(40.08% 0.0508 0.013) |
| OKLCH | oklch(40.08% 0.052 14.4) |
| XYZ | xyz(7.4431, 6.1325, 5.4933) |
| Luminance | 0.0613 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Purple Brown
#673A3F
ΔE00 2.38
Purplish Brown
#6B4247
ΔE00 2.77
Brownish Purple
#76424E
ΔE00 6.13
Wine
#722F37
ΔE00 7.27
Dirty Purple
#734A65
ΔE00 10.95
Dark Mauve
#874C62
ΔE00 11.42
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#613C3F #3C615E
analogous
#613C51 #613C3F #614B3C
triadic
#613C3F #3F613C #3C3F61
tetradic
#613C3F #51613C #3C615E #4B3C61
square
#613C3F #51613C #3C615E #4B3C61
split-complementary
#613C3F #3C614B #3C5161
monochromatic
#150D0E #3B2526 #613C3F #875358 #A77175
Accessibility & contrast
On white
9.43
#613C3F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.23
#613C3F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #613C3F
9.43:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##613C3F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##613C3F | 1.00 | 9.43 | 2.23 | 9.43 |
| #FFFFFF | 9.43 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.23 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.43 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#43423F
Deuteranopia (green-blind)
#4C493E
Tritanopia (blue-blind)
#68383D
Achromatopsia (no color)
#464646
Design tokens & code
CSS
--color: #613c3f; /* rgb */ color: rgb(97, 60, 63); /* oklch */ color: oklch(40.1% 0.052 14.4);
Tailwind
colors: {
custom: {
50: '#8f7274',
500: '#613c3f',
950: '#000000',
},
}SCSS
$custom: #613c3f; $custom-light: #8f7274; $custom-dark: #000000;
JSON
{
"hex": "#613c3f",
"rgb": {
"r": 97,
"g": 60,
"b": 63
},
"hsl": {
"h": 355.135,
"s": 23.567,
"l": 30.784
},
"oklch": {
"l": 0.40076,
"c": 0.05245,
"h": 14.4
},
"luminance": 0.06132
}Semantic roles & 50–950 ramp
primary
#613C3F
secondary
#68918E
accent
#C0B968
background
#F8F6F7
surface
#F0ECED
border
#CBC7C8
text
#0C0808
muted
#7D7B7B