#370C16#370C16
#370C16 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.069 H 10.3°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).
Color values
| HEX | #370C16 |
|---|---|
| RGB | rgb(55, 12, 22) |
| HSL | hsl(346, 64%, 13%) |
| HSV | hsv(346, 78%, 22%) |
| CMYK | cmyk(0%, 78.2%, 60%, 78.4%) |
| CIE-LAB | lab(10.06, 22.24, 4.75) |
| CIE-LCH | lch(10.06, 22.74, 12.06°) |
| OKLab | oklab(23.34% 0.0674 0.0122) |
| OKLCH | oklch(23.34% 0.069 10.3) |
| XYZ | xyz(1.8520, 1.1333, 0.8801) |
| Luminance | 0.0113 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dark Maroon
#3C0008
ΔE00 4.61
Deep Brown
#410200
ΔE00 7.38
Mahogany
#4A0100
ΔE00 9.40
Dried Blood
#4B0101
ΔE00 9.45
Burgundy (survey)
#610023
ΔE00 9.67
Very Dark Brown
#1D0200
ΔE00 9.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#370C16 #0C372D
analogous
#370C2B #370C16 #37170C
triadic
#370C16 #16370C #0C1637
tetradic
#370C16 #2B370C #0C372D #170C37
square
#370C16 #2B370C #0C372D #170C37
split-complementary
#370C16 #0C3717 #0C2B37
monochromatic
#19050A #19050A #370C16 #69172A #9B223E
Accessibility & contrast
On white
17.12
#370C16 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.23
#370C16 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #370C16
17.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##370C16 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##370C16 | 1.00 | 17.12 | 1.23 | 17.12 |
| #FFFFFF | 17.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.23 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#161616
Deuteranopia (green-blind)
#211F15
Tritanopia (blue-blind)
#3D0510
Achromatopsia (no color)
#1C1C1C
Design tokens & code
CSS
--color: #370c16; /* rgb */ color: rgb(55, 12, 22); /* oklch */ color: oklch(23.3% 0.069 10.3);
Tailwind
colors: {
custom: {
50: '#714e52',
500: '#370c16',
950: '#000000',
},
}SCSS
$custom: #370c16; $custom-light: #714e52; $custom-dark: #000000;
JSON
{
"hex": "#370c16",
"rgb": {
"r": 55,
"g": 12,
"b": 22
},
"hsl": {
"h": 346.047,
"s": 64.179,
"l": 13.137
},
"oklch": {
"l": 0.23335,
"c": 0.06853,
"h": 10.3
},
"luminance": 0.01133
}Semantic roles & 50–950 ramp
primary
#370C16
secondary
#2C7362
accent
#E7C041
background
#F7F4F4
surface
#EDE7E7
border
#C8C3C3
text
#080202
muted
#7B7878