#781B17#781B17
#781B17 is a dark, vivid red. Relative luminance 0.048; OKLCH L 38.0% C 0.128 H 27.7°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).
Color values
| HEX | #781B17 |
|---|---|
| RGB | rgb(120, 27, 23) |
| HSL | hsl(2, 68%, 28%) |
| HSV | hsv(2, 81%, 47%) |
| CMYK | cmyk(0%, 77.5%, 80.8%, 52.9%) |
| CIE-LAB | lab(26.27, 39.55, 27.08) |
| CIE-LCH | lch(26.27, 47.93, 34.40°) |
| OKLab | oklab(37.97% 0.1136 0.0595) |
| OKLCH | oklch(37.97% 0.128 27.7) |
| XYZ | xyz(8.2933, 4.8401, 1.3080) |
| Luminance | 0.0484 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddy Brown
#6E1005
ΔE00 3.73
Blood
#770001
ΔE00 3.90
Crimson (survey)
#8C000F
ΔE00 4.46
Maroon
#800000
ΔE00 4.55
Indian Red
#850E04
ΔE00 4.90
Dark Red
#840000
ΔE00 4.96
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#781B17 #177478
analogous
#781743 #781B17 #784B17
triadic
#781B17 #17781B #1B1778
tetradic
#781B17 #437817 #177478 #4B1778
square
#781B17 #437817 #177478 #4B1778
split-complementary
#781B17 #17784B #174378
monochromatic
#1A0605 #450F0D #781B17 #AB2721 #D83932
Accessibility & contrast
On white
10.67
#781B17 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.97
#781B17 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #781B17
10.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##781B17 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##781B17 | 1.00 | 10.67 | 1.97 | 10.67 |
| #FFFFFF | 10.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#373115
Deuteranopia (green-blind)
#4E4613
Tritanopia (blue-blind)
#85001B
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #781b17; /* rgb */ color: rgb(120, 27, 23); /* oklch */ color: oklch(38.0% 0.128 27.7);
Tailwind
colors: {
custom: {
50: '#a76054',
500: '#781b17',
950: '#000000',
},
}SCSS
$custom: #781b17; $custom-light: #a76054; $custom-dark: #000000;
JSON
{
"hex": "#781b17",
"rgb": {
"r": 120,
"g": 27,
"b": 23
},
"hsl": {
"h": 2.474,
"s": 67.832,
"l": 28.039
},
"oklch": {
"l": 0.37966,
"c": 0.12819,
"h": 27.7
},
"luminance": 0.04839
}Semantic roles & 50–950 ramp
primary
#781B17
secondary
#3EA9AD
accent
#E4EB3D
background
#FBF5F4
surface
#F6EAE7
border
#D0C6C3
text
#110503
muted
#807978