#635BBF#635BBF
#635BBF is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.0% C 0.152 H 283.6°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).
Color values
| HEX | #635BBF |
|---|---|
| RGB | rgb(99, 91, 191) |
| HSL | hsl(245, 44%, 55%) |
| HSV | hsv(245, 52%, 75%) |
| CMYK | cmyk(48.2%, 52.4%, 0%, 25.1%) |
| CIE-LAB | lab(44.08, 29.68, -51.73) |
| CIE-LCH | lch(44.08, 59.64, 299.84°) |
| OKLab | oklab(52.99% 0.0355 -0.1474) |
| OKLCH | oklch(52.99% 0.152 283.6) |
| XYZ | xyz(18.2878, 13.8955, 50.9986) |
| Luminance | 0.1390 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 1.26
Slate Blue
#6A5ACD
ΔE00 2.51
Dark Periwinkle
#665FD1
ΔE00 2.99
Light Indigo
#6D5ACF
ΔE00 3.06
Warm Blue
#4B57DB
ΔE00 5.34
Royal Purple
#7851A9
ΔE00 7.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#635BBF #B7BF5B
analogous
#5B85BF #635BBF #955BBF
triadic
#635BBF #BF635B #5BBF63
tetradic
#635BBF #BF5B85 #B7BF5B #5BBF95
square
#635BBF #BF5B85 #B7BF5B #5BBF95
split-complementary
#635BBF #BF955B #85BF5B
monochromatic
#322D73 #463E9F #635BBF #8D87D0 #B7B3E1
Accessibility & contrast
On white
5.56
#635BBF on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.78
#635BBF on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #635BBF
5.56:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##635BBF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##635BBF | 1.00 | 5.56 | 3.78 | 5.56 |
| #FFFFFF | 5.56 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.78 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.56 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#296BC2
Deuteranopia (green-blind)
#2365BD
Tritanopia (blue-blind)
#437184
Achromatopsia (no color)
#686868
Design tokens & code
CSS
--color: #635bbf; /* rgb */ color: rgb(99, 91, 191); /* oklch */ color: oklch(53.0% 0.152 283.6);
Tailwind
colors: {
custom: {
50: '#9589d3',
500: '#635bbf',
950: '#000000',
},
}SCSS
$custom: #635bbf; $custom-light: #9589d3; $custom-dark: #000000;
JSON
{
"hex": "#635bbf",
"rgb": {
"r": 99,
"g": 91,
"b": 191
},
"hsl": {
"h": 244.8,
"s": 43.86,
"l": 55.294
},
"oklch": {
"l": 0.52989,
"c": 0.15161,
"h": 283.6
},
"luminance": 0.13896
}Semantic roles & 50–950 ramp
primary
#635BBF
secondary
#CCD0A6
accent
#D454C9
background
#F9F8FD
surface
#F2F0FA
border
#CCCBD3
text
#0E0B14
muted
#7E7C83