#6166DB#6166DB
#6166DB is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.8% C 0.175 H 277.4°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).
Color values
| HEX | #6166DB |
|---|---|
| RGB | rgb(97, 102, 219) |
| HSL | hsl(238, 63%, 62%) |
| HSV | hsv(238, 56%, 86%) |
| CMYK | cmyk(55.7%, 53.4%, 0%, 14.1%) |
| CIE-LAB | lab(48.46, 31.30, -60.76) |
| CIE-LCH | lch(48.46, 68.35, 297.25°) |
| OKLab | oklab(56.8% 0.0226 -0.1739) |
| OKLCH | oklch(56.8% 0.175 277.4) |
| XYZ | xyz(22.4632, 17.1571, 69.1320) |
| Luminance | 0.1716 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 2.99
Slate Blue
#6A5ACD
ΔE00 4.92
Royal Blue
#4169E1
ΔE00 4.94
Cornflower Blue
#5170D7
ΔE00 5.05
Light Indigo
#6D5ACF
ΔE00 5.06
Warm Blue
#4B57DB
ΔE00 5.29
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6166DB #DBD661
analogous
#61A3DB #6166DB #9961DB
triadic
#6166DB #DB6166 #66DB61
tetradic
#6166DB #DB61A3 #DBD661 #61DB99
square
#6166DB #DB61A3 #DBD661 #61DB99
split-complementary
#6166DB #DB9961 #A3DB61
monochromatic
#24299E #2F36D0 #6166DB #9396E6 #C5C7F2
Accessibility & contrast
On white
4.74
#6166DB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.43
#6166DB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #6166DB
4.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6166DB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6166DB | 1.00 | 4.74 | 4.43 | 4.74 |
| #FFFFFF | 4.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1E78DF
Deuteranopia (green-blind)
#006ED9
Tritanopia (blue-blind)
#1E8197
Achromatopsia (no color)
#737373
Design tokens & code
CSS
--color: #6166db; /* rgb */ color: rgb(97, 102, 219); /* oklch */ color: oklch(56.8% 0.175 277.4);
Tailwind
colors: {
custom: {
50: '#9791e7',
500: '#6166db',
950: '#000000',
},
}SCSS
$custom: #6166db; $custom-light: #9791e7; $custom-dark: #000000;
JSON
{
"hex": "#6166db",
"rgb": {
"r": 97,
"g": 102,
"b": 219
},
"hsl": {
"h": 237.541,
"s": 62.887,
"l": 61.961
},
"oklch": {
"l": 0.56803,
"c": 0.1754,
"h": 277.4
},
"luminance": 0.17159
}Semantic roles & 50–950 ramp
primary
#6166DB
secondary
#E2E1B5
accent
#C31BCB
background
#F9F8FE
surface
#F2F0FC
border
#CCCBD5
text
#0E0C16
muted
#7E7D84