#665EDD#665EDD
#665EDD is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.9% C 0.188 H 281.3°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #665EDD |
|---|---|
| RGB | rgb(102, 94, 221) |
| HSL | hsl(244, 65%, 62%) |
| HSV | hsv(244, 57%, 87%) |
| CMYK | cmyk(53.8%, 57.5%, 0%, 13.3%) |
| CIE-LAB | lab(47.04, 37.72, -64.17) |
| CIE-LCH | lch(47.04, 74.44, 300.44°) |
| OKLab | oklab(55.88% 0.0367 -0.1839) |
| OKLCH | oklch(55.88% 0.188 281.3) |
| XYZ | xyz(22.5293, 16.0493, 70.3033) |
| Luminance | 0.1605 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 1.71
Light Indigo
#6D5ACF
ΔE00 2.79
Slate Blue
#6A5ACD
ΔE00 2.80
Iris
#6258C4
ΔE00 4.12
Warm Blue
#4B57DB
ΔE00 4.31
Mediumslateblue
#7B68EE
ΔE00 5.29
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#665EDD #D5DD5E
analogous
#5E95DD #665EDD #A65EDD
triadic
#665EDD #DD665E #5EDD66
tetradic
#665EDD #DD5E95 #D5DD5E #5EDDA6
square
#665EDD #DD5E95 #D5DD5E #5EDDA6
split-complementary
#665EDD #DDA65E #95DD5E
monochromatic
#29229F #372CD2 #665EDD #9691E8 #C6C3F2
Accessibility & contrast
On white
4.99
#665EDD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#665EDD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #665EDD
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##665EDD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##665EDD | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0074E1
Deuteranopia (green-blind)
#006BDA
Tritanopia (blue-blind)
#2F7C94
Achromatopsia (no color)
#707070
Design tokens & code
CSS
--color: #665edd; /* rgb */ color: rgb(102, 94, 221); /* oklch */ color: oklch(55.9% 0.188 281.3);
Tailwind
colors: {
custom: {
50: '#9b8ce8',
500: '#665edd',
950: '#000000',
},
}SCSS
$custom: #665edd; $custom-light: #9b8ce8; $custom-dark: #000000;
JSON
{
"hex": "#665edd",
"rgb": {
"r": 102,
"g": 94,
"b": 221
},
"hsl": {
"h": 243.78,
"s": 65.128,
"l": 61.765
},
"oklch": {
"l": 0.55884,
"c": 0.18752,
"h": 281.3
},
"luminance": 0.16051
}Semantic roles & 50–950 ramp
primary
#665EDD
secondary
#E0E3B4
accent
#CD19C2
background
#FAF8FE
surface
#F3F0FD
border
#CDCBD5
text
#0F0C16
muted
#7F7D84