#6337CF#6337CF
#6337CF is a mid, highly saturated violet. Relative luminance 0.099; OKLCH L 48.7% C 0.217 H 288.9°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).
Color values
| HEX | #6337CF |
|---|---|
| RGB | rgb(99, 55, 207) |
| HSL | hsl(257, 61%, 51%) |
| HSV | hsv(257, 73%, 81%) |
| CMYK | cmyk(52.2%, 73.4%, 0%, 18.8%) |
| CIE-LAB | lab(37.64, 54.69, -71.47) |
| CIE-LCH | lch(37.64, 90.00, 307.42°) |
| OKLab | oklab(48.68% 0.0703 -0.2054) |
| OKLCH | oklch(48.68% 0.217 288.9) |
| XYZ | xyz(17.7710, 9.8892, 59.9918) |
| Luminance | 0.0989 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Blurple
#5539CC
ΔE00 2.09
Bluey Purple
#6241C7
ΔE00 2.33
Burple
#6832E3
ΔE00 2.61
Blue With A Hint Of Purple
#533CC6
ΔE00 2.82
Purpley Blue
#5F34E7
ΔE00 2.96
Purple Blue
#5D21D0
ΔE00 3.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6337CF #A3CF37
analogous
#3757CF #6337CF #AF37CF
triadic
#6337CF #CF6337 #37CF63
tetradic
#6337CF #CF3757 #A3CF37 #37CFAF
square
#6337CF #CF3757 #A3CF37 #37CFAF
split-complementary
#6337CF #CFAF37 #57CF37
monochromatic
#341B71 #4A27A2 #6337CF #8968DB #B09AE7
Accessibility & contrast
On white
7.05
#6337CF on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.98
#6337CF on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #6337CF
7.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6337CF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6337CF | 1.00 | 7.05 | 2.98 | 7.05 |
| #FFFFFF | 7.05 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.98 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.05 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#005CD3
Deuteranopia (green-blind)
#0055CC
Tritanopia (blue-blind)
#3A6080
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #6337cf; /* rgb */ color: rgb(99, 55, 207); /* oklch */ color: oklch(48.7% 0.217 288.9);
Tailwind
colors: {
custom: {
50: '#9a72df',
500: '#6337cf',
950: '#000000',
},
}SCSS
$custom: #6337cf; $custom-light: #9a72df; $custom-dark: #000000;
JSON
{
"hex": "#6337cf",
"rgb": {
"r": 99,
"g": 55,
"b": 207
},
"hsl": {
"h": 257.368,
"s": 61.29,
"l": 51.373
},
"oklch": {
"l": 0.48679,
"c": 0.21711,
"h": 288.9
},
"luminance": 0.0989
}Semantic roles & 50–950 ramp
primary
#6337CF
secondary
#BFD28F
accent
#E443B6
background
#FAF7FD
surface
#F4EDFB
border
#CEC8D4
text
#0F0815
muted
#7F7B83