#634BE4#634BE4
#634BE4 is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 53.2% C 0.220 H 283.1°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #634BE4 |
|---|---|
| RGB | rgb(99, 75, 228) |
| HSL | hsl(249, 74%, 59%) |
| HSV | hsv(249, 67%, 89%) |
| CMYK | cmyk(56.6%, 67.1%, 0%, 10.6%) |
| CIE-LAB | lab(43.19, 50.28, -74.43) |
| CIE-LCH | lch(43.19, 89.82, 304.04°) |
| OKLab | oklab(53.18% 0.0499 -0.2142) |
| OKLCH | oklch(53.18% 0.22 283.1) |
| XYZ | xyz(21.6609, 13.2849, 74.8066) |
| Luminance | 0.1329 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Purpleish Blue
#6140EF
ΔE00 2.57
Bluish Purple
#703BE7
ΔE00 3.80
Bluey Purple
#6241C7
ΔE00 4.89
Purpley Blue
#5F34E7
ΔE00 4.92
Light Indigo
#6D5ACF
ΔE00 4.94
Slate Blue
#6A5ACD
ΔE00 5.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#634BE4 #CCE44B
analogous
#4B80E4 #634BE4 #B04BE4
triadic
#634BE4 #E4634B #4BE463
tetradic
#634BE4 #E44B80 #CCE44B #4BE4B0
square
#634BE4 #E44B80 #CCE44B #4BE4B0
split-complementary
#634BE4 #E4B04B #80E44B
monochromatic
#2C189D #3C20D2 #634BE4 #9180EC #BFB5F4
Accessibility & contrast
On white
5.74
#634BE4 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.66
#634BE4 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #634BE4
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##634BE4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##634BE4 | 1.00 | 5.74 | 3.66 | 5.74 |
| #FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006BE9
Deuteranopia (green-blind)
#0061E1
Tritanopia (blue-blind)
#1D7391
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #634be4; /* rgb */ color: rgb(99, 75, 228); /* oklch */ color: oklch(53.2% 0.220 283.1);
Tailwind
colors: {
custom: {
50: '#9c7fee',
500: '#634be4',
950: '#000000',
},
}SCSS
$custom: #634be4; $custom-light: #9c7fee; $custom-dark: #000000;
JSON
{
"hex": "#634be4",
"rgb": {
"r": 99,
"g": 75,
"b": 228
},
"hsl": {
"h": 249.412,
"s": 73.913,
"l": 59.412
},
"oklch": {
"l": 0.53181,
"c": 0.2199,
"h": 283.1
},
"luminance": 0.13286
}Semantic roles & 50–950 ramp
primary
#634BE4
secondary
#DAE3A8
accent
#F137D3
background
#FAF7FE
surface
#F4EEFD
border
#CEC9D5
text
#0F0A16
muted
#7F7C84