#621BB4#621BB4
#621BB4 is a dark, highly saturated violet. Relative luminance 0.067; OKLCH L 43.3% C 0.214 H 296.9°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #621BB4 |
|---|---|
| RGB | rgb(98, 27, 180) |
| HSL | hsl(268, 74%, 41%) |
| HSV | hsv(268, 85%, 71%) |
| CMYK | cmyk(45.6%, 85%, 0%, 29.4%) |
| CIE-LAB | lab(31.06, 59.11, -66.44) |
| CIE-LCH | lch(31.06, 88.93, 311.66°) |
| OKLab | oklab(43.31% 0.0967 -0.1905) |
| OKLCH | oklch(43.31% 0.214 296.9) |
| XYZ | xyz(13.6650, 6.6755, 43.7397) |
| Luminance | 0.0668 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Violet Blue
#510AC9
ΔE00 3.79
Purple Blue
#5D21D0
ΔE00 4.03
Indigo Blue
#3A18B1
ΔE00 5.52
Rebeccapurple
#663399
ΔE00 5.93
Blue Violet
#5D06E9
ΔE00 6.43
Blurple
#5539CC
ΔE00 6.80
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#621BB4 #6DB41B
analogous
#1B21B4 #621BB4 #AE1BB4
triadic
#621BB4 #B4621B #1BB462
tetradic
#621BB4 #B41B21 #6DB41B #1BB4AE
square
#621BB4 #B41B21 #6DB41B #1BB4AE
split-complementary
#621BB4 #B4AE1B #21B41B
monochromatic
#280B4A #45137F #621BB4 #802DDF #A062E7
Accessibility & contrast
On white
8.99
#621BB4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#621BB4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #621BB4
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##621BB4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##621BB4 | 1.00 | 8.99 | 2.34 | 8.99 |
| #FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004AB8
Deuteranopia (green-blind)
#0047B1
Tritanopia (blue-blind)
#4B4A6B
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #621bb4; /* rgb */ color: rgb(98, 27, 180); /* oklch */ color: oklch(43.3% 0.214 296.9);
Tailwind
colors: {
custom: {
50: '#9763cc',
500: '#621bb4',
950: '#000000',
},
}SCSS
$custom: #621bb4; $custom-light: #9763cc; $custom-dark: #000000;
JSON
{
"hex": "#621bb4",
"rgb": {
"r": 98,
"g": 27,
"b": 180
},
"hsl": {
"h": 267.843,
"s": 73.913,
"l": 40.588
},
"oklch": {
"l": 0.43313,
"c": 0.21363,
"h": 296.9
},
"luminance": 0.06676
}Semantic roles & 50–950 ramp
primary
#621BB4
secondary
#99CC5F
accent
#F1379B
background
#F9F6FC
surface
#F2EBF9
border
#CCC6D2
text
#0F0613
muted
#7E7A82