#661D15#661D15
#661D15 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.7% C 0.106 H 29.7°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).
Color values
| HEX | #661D15 |
|---|---|
| RGB | rgb(102, 29, 21) |
| HSL | hsl(6, 66%, 24%) |
| HSV | hsv(6, 79%, 40%) |
| CMYK | cmyk(0%, 71.6%, 79.4%, 60%) |
| CIE-LAB | lab(22.86, 32.21, 23.55) |
| CIE-LCH | lch(22.86, 39.90, 36.17°) |
| OKLab | oklab(34.73% 0.0923 0.0526) |
| OKLCH | oklch(34.73% 0.106 29.7) |
| XYZ | xyz(6.0549, 3.7585, 1.1160) |
| Luminance | 0.0376 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddy Brown
#6E1005
ΔE00 3.81
Rosewood
#65000B
ΔE00 4.44
Blood
#770001
ΔE00 5.55
Claret
#680018
ΔE00 6.75
Maroon
#800000
ΔE00 6.92
Dried Blood
#4B0101
ΔE00 7.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#661D15 #155E66
analogous
#661536 #661D15 #664615
triadic
#661D15 #15661D #1D1566
tetradic
#661D15 #366615 #155E66 #461566
square
#661D15 #366615 #155E66 #461566
split-complementary
#661D15 #156646 #153666
monochromatic
#190705 #330F0B #661D15 #992B1F #CC3A2A
Accessibility & contrast
On white
11.99
#661D15 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#661D15 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #661D15
11.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##661D15 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##661D15 | 1.00 | 11.99 | 1.75 | 11.99 |
| #FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#322C14
Deuteranopia (green-blind)
#443C12
Tritanopia (blue-blind)
#71071C
Achromatopsia (no color)
#373737
Design tokens & code
CSS
--color: #661d15; /* rgb */ color: rgb(102, 29, 21); /* oklch */ color: oklch(34.7% 0.106 29.7);
Tailwind
colors: {
custom: {
50: '#985e53',
500: '#661d15',
950: '#000000',
},
}SCSS
$custom: #661d15; $custom-light: #985e53; $custom-dark: #000000;
JSON
{
"hex": "#661d15",
"rgb": {
"r": 102,
"g": 29,
"b": 21
},
"hsl": {
"h": 5.926,
"s": 65.854,
"l": 24.118
},
"oklch": {
"l": 0.3473,
"c": 0.10628,
"h": 29.7
},
"luminance": 0.03758
}Semantic roles & 50–950 ramp
primary
#661D15
secondary
#3A939D
accent
#D8E93F
background
#FAF5F4
surface
#F3E9E7
border
#CDC5C3
text
#0F0402
muted
#7F7978