#371F97#371F97
#371F97 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.3% C 0.180 H 281.8°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).
Color values
| HEX | #371F97 |
|---|---|
| RGB | rgb(55, 31, 151) |
| HSL | hsl(252, 66%, 36%) |
| HSV | hsv(252, 79%, 59%) |
| CMYK | cmyk(63.6%, 79.5%, 0%, 40.8%) |
| CIE-LAB | lab(23.76, 44.51, -61.08) |
| CIE-LCH | lch(23.76, 75.58, 306.08°) |
| OKLab | oklab(36.26% 0.0367 -0.1762) |
| OKLCH | oklch(36.26% 0.18 281.8) |
| XYZ | xyz(7.6497, 4.0260, 29.6461) |
| Luminance | 0.0403 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 3.69
Royal
#0C1793
ΔE00 3.96
Cobalt Blue
#030AA7
ΔE00 4.80
Ultramarine
#2000B1
ΔE00 5.08
Royal Blue (survey)
#0504AA
ΔE00 5.16
Indigo (survey)
#380282
ΔE00 5.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#371F97 #7F971F
analogous
#1F4397 #371F97 #731F97
triadic
#371F97 #97371F #1F9737
tetradic
#371F97 #971F43 #7F971F #1F9773
square
#371F97 #971F43 #7F971F #1F9773
split-complementary
#371F97 #97731F #43971F
monochromatic
#120A31 #251564 #371F97 #4929CA #7054DC
Accessibility & contrast
On white
11.63
#371F97 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.81
#371F97 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #371F97
11.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##371F97 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##371F97 | 1.00 | 11.63 | 1.81 | 11.63 |
| #FFFFFF | 11.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.81 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003C9A
Deuteranopia (green-blind)
#003495
Tritanopia (blue-blind)
#00435B
Achromatopsia (no color)
#393939
Design tokens & code
CSS
--color: #371f97; /* rgb */ color: rgb(55, 31, 151); /* oklch */ color: oklch(36.3% 0.180 281.8);
Tailwind
colors: {
custom: {
50: '#7b5fb7',
500: '#371f97',
950: '#000000',
},
}SCSS
$custom: #371f97; $custom-light: #7b5fb7; $custom-dark: #000000;
JSON
{
"hex": "#371f97",
"rgb": {
"r": 55,
"g": 31,
"b": 151
},
"hsl": {
"h": 252,
"s": 65.934,
"l": 35.686
},
"oklch": {
"l": 0.36264,
"c": 0.18001,
"h": 281.8
},
"luminance": 0.04027
}Semantic roles & 50–950 ramp
primary
#371F97
secondary
#AABF52
accent
#E93FC7
background
#F8F5FB
surface
#EFE9F6
border
#CAC5D0
text
#0B0511
muted
#7C7980