#6359BB#6359BB
#6359BB is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.149 H 284.6°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).
Color values
| HEX | #6359BB |
|---|---|
| RGB | rgb(99, 89, 187) |
| HSL | hsl(246, 42%, 54%) |
| HSV | hsv(246, 52%, 73%) |
| CMYK | cmyk(47.1%, 52.4%, 0%, 26.7%) |
| CIE-LAB | lab(43.34, 29.68, -50.60) |
| CIE-LCH | lch(43.34, 58.66, 300.40°) |
| OKLab | oklab(52.35% 0.0376 -0.1441) |
| OKLCH | oklch(52.35% 0.149 284.6) |
| XYZ | xyz(17.6850, 13.3845, 48.6557) |
| Luminance | 0.1338 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 1.49
Slate Blue
#6A5ACD
ΔE00 2.99
Light Indigo
#6D5ACF
ΔE00 3.49
Dark Periwinkle
#665FD1
ΔE00 3.82
Warm Blue
#4B57DB
ΔE00 5.82
Royal Purple
#7851A9
ΔE00 6.84
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6359BB #B1BB59
analogous
#5980BB #6359BB #9459BB
triadic
#6359BB #BB6359 #59BB63
tetradic
#6359BB #BB5980 #B1BB59 #59BB94
square
#6359BB #BB5980 #B1BB59 #59BB94
split-complementary
#6359BB #BB9459 #80BB59
monochromatic
#332D6D #483E98 #6359BB #8C84CD #B5B0DF
Accessibility & contrast
On white
5.71
#6359BB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.68
#6359BB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #6359BB
5.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6359BB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6359BB | 1.00 | 5.71 | 3.68 | 5.71 |
| #FFFFFF | 5.71 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.71 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2969BE
Deuteranopia (green-blind)
#2563B9
Tritanopia (blue-blind)
#456E81
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #6359bb; /* rgb */ color: rgb(99, 89, 187); /* oklch */ color: oklch(52.3% 0.149 284.6);
Tailwind
colors: {
custom: {
50: '#9588d0',
500: '#6359bb',
950: '#000000',
},
}SCSS
$custom: #6359bb; $custom-light: #9588d0; $custom-dark: #000000;
JSON
{
"hex": "#6359bb",
"rgb": {
"r": 99,
"g": 89,
"b": 187
},
"hsl": {
"h": 246.122,
"s": 41.88,
"l": 54.118
},
"oklch": {
"l": 0.5235,
"c": 0.14892,
"h": 284.6
},
"luminance": 0.13385
}Semantic roles & 50–950 ramp
primary
#6359BB
secondary
#C8CDA3
accent
#D256C5
background
#F9F8FC
surface
#F2EFF9
border
#CCCAD2
text
#0E0B14
muted
#7E7C82