#6166E8#6166E8
#6166E8 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.7% C 0.193 H 276.9°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).
Color values
| HEX | #6166E8 |
|---|---|
| RGB | rgb(97, 102, 232) |
| HSL | hsl(238, 75%, 65%) |
| HSV | hsv(238, 58%, 91%) |
| CMYK | cmyk(58.2%, 56%, 0%, 9%) |
| CIE-LAB | lab(49.34, 35.47, -66.69) |
| CIE-LCH | lch(49.34, 75.53, 298.01°) |
| OKLab | oklab(57.74% 0.023 -0.1914) |
| OKLCH | oklch(57.74% 0.193 276.9) |
| XYZ | xyz(24.2419, 17.8685, 78.4998) |
| Luminance | 0.1787 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 4.11
Mediumslateblue
#7B68EE
ΔE00 4.48
Royal Blue
#4169E1
ΔE00 5.14
Cornflower Blue
#5170D7
ΔE00 5.50
Warm Blue
#4B57DB
ΔE00 5.77
Slate Blue
#6A5ACD
ΔE00 5.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6166E8 #E8E361
analogous
#61A9E8 #6166E8 #A061E8
triadic
#6166E8 #E86166 #66E861
tetradic
#6166E8 #E861A9 #E8E361 #61E8A0
square
#6166E8 #E861A9 #E8E361 #61E8A0
split-complementary
#6166E8 #E8A061 #A9E861
monochromatic
#1A20B4 #2C32E0 #6166E8 #969AF0 #CCCDF8
Accessibility & contrast
On white
4.59
#6166E8 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.57
#6166E8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #6166E8
4.59:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6166E8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6166E8 | 1.00 | 4.59 | 4.57 | 4.59 |
| #FFFFFF | 4.59 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.57 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.59 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#007BEC
Deuteranopia (green-blind)
#0070E5
Tritanopia (blue-blind)
#00859D
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #6166e8; /* rgb */ color: rgb(97, 102, 232); /* oklch */ color: oklch(57.7% 0.193 276.9);
Tailwind
colors: {
custom: {
50: '#9991f0',
500: '#6166e8',
950: '#000000',
},
}SCSS
$custom: #6166e8; $custom-light: #9991f0; $custom-dark: #000000;
JSON
{
"hex": "#6166e8",
"rgb": {
"r": 97,
"g": 102,
"b": 232
},
"hsl": {
"h": 237.778,
"s": 74.586,
"l": 64.51
},
"oklch": {
"l": 0.57738,
"c": 0.19274,
"h": 276.9
},
"luminance": 0.1787
}Semantic roles & 50–950 ramp
primary
#6166E8
secondary
#EAE8BB
accent
#CF0FD7
background
#FAF8FE
surface
#F3F0FD
border
#CDCBD5
text
#0F0D17
muted
#7F7D85