#781B15#781B15
#781B15 is a dark, vivid red. Relative luminance 0.048; OKLCH L 37.9% C 0.128 H 28.5°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).
Color values
| HEX | #781B15 |
|---|---|
| RGB | rgb(120, 27, 21) |
| HSL | hsl(4, 70%, 28%) |
| HSV | hsv(4, 83%, 47%) |
| CMYK | cmyk(0%, 77.5%, 82.5%, 52.9%) |
| CIE-LAB | lab(26.25, 39.48, 28.26) |
| CIE-LCH | lch(26.25, 48.55, 35.60°) |
| OKLab | oklab(37.94% 0.1129 0.0614) |
| OKLCH | oklch(37.94% 0.128 28.5) |
| XYZ | xyz(8.2740, 4.8324, 1.2064) |
| Luminance | 0.0483 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddy Brown
#6E1005
ΔE00 3.27
Blood
#770001
ΔE00 3.49
Maroon
#800000
ΔE00 4.06
Crimson (survey)
#8C000F
ΔE00 4.34
Indian Red
#850E04
ΔE00 4.36
Dark Red
#840000
ΔE00 4.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#781B15 #157278
analogous
#781541 #781B15 #784C15
triadic
#781B15 #15781B #1B1578
tetradic
#781B15 #417815 #157278 #4C1578
square
#781B15 #417815 #157278 #4C1578
split-complementary
#781B15 #15784C #154178
monochromatic
#1A0605 #440F0C #781B15 #AC271E #DA382D
Accessibility & contrast
On white
10.68
#781B15 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.97
#781B15 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #781B15
10.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##781B15 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##781B15 | 1.00 | 10.68 | 1.97 | 10.68 |
| #FFFFFF | 10.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#373113
Deuteranopia (green-blind)
#4E4511
Tritanopia (blue-blind)
#85001B
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #781b15; /* rgb */ color: rgb(120, 27, 21); /* oklch */ color: oklch(37.9% 0.128 28.5);
Tailwind
colors: {
custom: {
50: '#a75f53',
500: '#781b15',
950: '#000000',
},
}SCSS
$custom: #781b15; $custom-light: #a75f53; $custom-dark: #000000;
JSON
{
"hex": "#781b15",
"rgb": {
"r": 120,
"g": 27,
"b": 21
},
"hsl": {
"h": 3.636,
"s": 70.213,
"l": 27.647
},
"oklch": {
"l": 0.37943,
"c": 0.12849,
"h": 28.5
},
"luminance": 0.04831
}Semantic roles & 50–950 ramp
primary
#781B15
secondary
#3BA7AE
accent
#E2ED3B
background
#FBF5F4
surface
#F6EAE7
border
#D0C6C3
text
#110502
muted
#807978