#6166F1#6166F1
#6166F1 is a mid, highly saturated blue. Relative luminance 0.184; OKLCH L 58.4% C 0.204 H 276.5°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).
Color values
| HEX | #6166F1 |
|---|---|
| RGB | rgb(97, 102, 241) |
| HSL | hsl(238, 84%, 66%) |
| HSV | hsv(238, 60%, 95%) |
| CMYK | cmyk(59.8%, 57.7%, 0%, 5.5%) |
| CIE-LAB | lab(49.97, 38.35, -70.71) |
| CIE-LCH | lch(49.97, 80.44, 298.48°) |
| OKLab | oklab(58.41% 0.023 -0.2032) |
| OKLCH | oklch(58.41% 0.204 276.5) |
| XYZ | xyz(25.5532, 18.3930, 85.4057) |
| Luminance | 0.1840 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Mediumslateblue
#7B68EE
ΔE00 4.19
Dark Periwinkle
#665FD1
ΔE00 5.07
Royal Blue
#4169E1
ΔE00 5.60
Cornflower Blue
#5170D7
ΔE00 6.05
Cornflower
#6A79F7
ΔE00 6.11
Warm Blue
#4B57DB
ΔE00 6.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6166F1 #F1EC61
analogous
#61AEF1 #6166F1 #A461F1
triadic
#6166F1 #F16166 #66F161
tetradic
#6166F1 #F161AE #F1EC61 #61F1A4
square
#6166F1 #F161AE #F1EC61 #61F1A4
split-complementary
#6166F1 #F1A461 #AEF161
monochromatic
#1218C6 #2930EC #6166F1 #999CF6 #D1D3FB
Accessibility & contrast
On white
4.49
#6166F1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.68
#6166F1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #6166F1
4.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6166F1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##6166F1 | 1.00 | 4.49 | 4.68 | 4.68 |
| #FFFFFF | 4.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#007DF6
Deuteranopia (green-blind)
#0071EE
Tritanopia (blue-blind)
#0087A2
Achromatopsia (no color)
#777777
Design tokens & code
CSS
--color: #6166f1; /* rgb */ color: rgb(97, 102, 241); /* oklch */ color: oklch(58.4% 0.204 276.5);
Tailwind
colors: {
custom: {
50: '#9b91f7',
500: '#6166f1',
950: '#000000',
},
}SCSS
$custom: #6166f1; $custom-light: #9b91f7; $custom-dark: #000000;
JSON
{
"hex": "#6166f1",
"rgb": {
"r": 97,
"g": 102,
"b": 241
},
"hsl": {
"h": 237.917,
"s": 83.721,
"l": 66.275
},
"oklch": {
"l": 0.58408,
"c": 0.20449,
"h": 276.5
},
"luminance": 0.18395
}Semantic roles & 50–950 ramp
primary
#6166F1
secondary
#EEEDBF
accent
#D905E0
background
#FAF8FF
surface
#F4F0FF
border
#CECBD7
text
#0F0D17
muted
#7F7D85