#635CB1#635CB1
#635CB1 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.3% C 0.130 H 284.7°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).
Color values
| HEX | #635CB1 |
|---|---|
| RGB | rgb(99, 92, 177) |
| HSL | hsl(245, 35%, 53%) |
| HSV | hsv(245, 48%, 69%) |
| CMYK | cmyk(44.1%, 48%, 0%, 30.6%) |
| CIE-LAB | lab(43.48, 24.82, -44.52) |
| CIE-LCH | lch(43.48, 50.97, 299.14°) |
| OKLab | oklab(52.26% 0.0331 -0.1262) |
| OKLCH | oklch(52.26% 0.13 284.7) |
| XYZ | xyz(16.9062, 13.4806, 43.2977) |
| Luminance | 0.1348 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 3.48
Slate Blue
#6A5ACD
ΔE00 4.69
Dark Periwinkle
#665FD1
ΔE00 5.11
Light Indigo
#6D5ACF
ΔE00 5.13
Royal Purple
#7851A9
ΔE00 6.81
Warm Blue
#4B57DB
ΔE00 7.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#635CB1 #AAB15C
analogous
#5C7FB1 #635CB1 #8D5CB1
triadic
#635CB1 #B1635C #5CB163
tetradic
#635CB1 #B15C7F #AAB15C #5CB18D
square
#635CB1 #B15C7F #AAB15C #5CB18D
split-complementary
#635CB1 #B18D5C #7FB15C
monochromatic
#342F63 #49438D #635CB1 #8B85C5 #B2AFD9
Accessibility & contrast
On white
5.68
#635CB1 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.70
#635CB1 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #635CB1
5.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##635CB1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##635CB1 | 1.00 | 5.68 | 3.70 | 5.68 |
| #FFFFFF | 5.68 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.70 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.68 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3969B4
Deuteranopia (green-blind)
#3764AF
Tritanopia (blue-blind)
#4B6E7E
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #635cb1; /* rgb */ color: rgb(99, 92, 177); /* oklch */ color: oklch(52.3% 0.130 284.7);
Tailwind
colors: {
custom: {
50: '#948ac9',
500: '#635cb1',
950: '#000000',
},
}SCSS
$custom: #635cb1; $custom-light: #948ac9; $custom-dark: #000000;
JSON
{
"hex": "#635cb1",
"rgb": {
"r": 99,
"g": 92,
"b": 177
},
"hsl": {
"h": 244.941,
"s": 35.27,
"l": 52.745
},
"oklch": {
"l": 0.5226,
"c": 0.13048,
"h": 284.7
},
"luminance": 0.13481
}Semantic roles & 50–950 ramp
primary
#635CB1
secondary
#C4C7A2
accent
#CB5CC2
background
#F9F8FC
surface
#F2F0F8
border
#CCCBD1
text
#0D0B13
muted
#7E7C82