#6166E6#6166E6
#6166E6 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.6% C 0.190 H 276.9°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).
Color values
| HEX | #6166E6 |
|---|---|
| RGB | rgb(97, 102, 230) |
| HSL | hsl(238, 73%, 64%) |
| HSV | hsv(238, 58%, 90%) |
| CMYK | cmyk(57.8%, 55.7%, 0%, 9.8%) |
| CIE-LAB | lab(49.20, 34.82, -65.78) |
| CIE-LCH | lch(49.20, 74.43, 297.90°) |
| OKLab | oklab(57.59% 0.023 -0.1887) |
| OKLCH | oklch(57.59% 0.19 276.9) |
| XYZ | xyz(23.9595, 17.7556, 77.0122) |
| Luminance | 0.1776 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 3.91
Mediumslateblue
#7B68EE
ΔE00 4.59
Royal Blue
#4169E1
ΔE00 5.07
Cornflower Blue
#5170D7
ΔE00 5.40
Slate Blue
#6A5ACD
ΔE00 5.66
Warm Blue
#4B57DB
ΔE00 5.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6166E6 #E6E161
analogous
#61A9E6 #6166E6 #9F61E6
triadic
#6166E6 #E66166 #66E661
tetradic
#6166E6 #E661A9 #E6E161 #61E69F
square
#6166E6 #E661A9 #E6E161 #61E69F
split-complementary
#6166E6 #E69F61 #A9E661
monochromatic
#1C22B1 #2C33DE #6166E6 #9699EE #CBCCF7
Accessibility & contrast
On white
4.61
#6166E6 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.55
#6166E6 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #6166E6
4.61:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6166E6 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6166E6 | 1.00 | 4.61 | 4.55 | 4.61 |
| #FFFFFF | 4.61 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.55 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.61 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#007BEA
Deuteranopia (green-blind)
#006FE3
Tritanopia (blue-blind)
#00849C
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #6166e6; /* rgb */ color: rgb(97, 102, 230); /* oklch */ color: oklch(57.6% 0.190 276.9);
Tailwind
colors: {
custom: {
50: '#9991ef',
500: '#6166e6',
950: '#000000',
},
}SCSS
$custom: #6166e6; $custom-light: #9991ef; $custom-dark: #000000;
JSON
{
"hex": "#6166e6",
"rgb": {
"r": 97,
"g": 102,
"b": 230
},
"hsl": {
"h": 237.744,
"s": 72.678,
"l": 64.118
},
"oklch": {
"l": 0.57591,
"c": 0.1901,
"h": 276.9
},
"luminance": 0.17757
}Semantic roles & 50–950 ramp
primary
#6166E6
secondary
#E9E7BA
accent
#CD11D5
background
#FAF8FE
surface
#F3F0FD
border
#CDCBD5
text
#0F0D16
muted
#7F7D84