#370B3D#370B3D
#370B3D is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.3% C 0.098 H 322.6°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).
Color values
| HEX | #370B3D |
|---|---|
| RGB | rgb(55, 11, 61) |
| HSL | hsl(293, 69%, 14%) |
| HSV | hsv(293, 82%, 24%) |
| CMYK | cmyk(9.8%, 82%, 0%, 76.1%) |
| CIE-LAB | lab(11.88, 29.26, -21.32) |
| CIE-LCH | lch(11.88, 36.20, 323.91°) |
| OKLab | oklab(25.31% 0.078 -0.0595) |
| OKLCH | oklch(25.31% 0.098 322.6) |
| XYZ | xyz(2.5374, 1.3886, 4.5484) |
| Luminance | 0.0139 (WCAG relative) |
| Temperature | neutral |
| Family | purple |
Closest named colors
Dark Purple
#35063E
ΔE00 1.40
Deep Purple
#36013F
ΔE00 2.45
Eggplant
#380835
ΔE00 2.53
Dark Violet
#34013F
ΔE00 2.69
Eggplant Purple
#430541
ΔE00 3.01
Very Dark Purple
#2A0134
ΔE00 3.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#370B3D #113D0B
analogous
#1E0B3D #370B3D #3D0B2A
triadic
#370B3D #3D370B #0B3D37
tetradic
#370B3D #3D1E0B #113D0B #0B2A3D
square
#370B3D #3D1E0B #113D0B #0B2A3D
split-complementary
#370B3D #2A3D0B #0B3D1E
monochromatic
#17051A #17051A #370B3D #661471 #951EA5
Accessibility & contrast
On white
16.44
#370B3D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.28
#370B3D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #370B3D
16.44:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##370B3D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##370B3D | 1.00 | 16.44 | 1.28 | 16.44 |
| #FFFFFF | 16.44 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.28 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.44 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C3E
Deuteranopia (green-blind)
#12213C
Tritanopia (blue-blind)
#381423
Achromatopsia (no color)
#1F1F1F
Design tokens & code
CSS
--color: #370b3d; /* rgb */ color: rgb(55, 11, 61); /* oklch */ color: oklch(25.3% 0.098 322.6);
Tailwind
colors: {
custom: {
50: '#704f73',
500: '#370b3d',
950: '#000000',
},
}SCSS
$custom: #370b3d; $custom-light: #704f73; $custom-dark: #000000;
JSON
{
"hex": "#370b3d",
"rgb": {
"r": 55,
"g": 11,
"b": 61
},
"hsl": {
"h": 292.8,
"s": 69.444,
"l": 14.118
},
"oklch": {
"l": 0.25314,
"c": 0.09808,
"h": 322.6
},
"luminance": 0.01388
}Semantic roles & 50–950 ramp
primary
#370B3D
secondary
#347A2A
accent
#EC3C51
background
#F6F4F7
surface
#ECE7ED
border
#C7C3C8
text
#080208
muted
#7B787B