#667FFB#667FFB
#667FFB is a light, vivid blue. Relative luminance 0.250; OKLCH L 64.0% C 0.186 H 271.6°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #667FFB |
|---|---|
| RGB | rgb(102, 127, 251) |
| HSL | hsl(230, 95%, 69%) |
| HSV | hsv(230, 59%, 98%) |
| CMYK | cmyk(59.4%, 49.4%, 0%, 1.6%) |
| CIE-LAB | lab(57.04, 27.38, -64.81) |
| CIE-LCH | lch(57.04, 70.36, 292.90°) |
| OKLab | oklab(64% 0.0053 -0.1855) |
| OKLCH | oklch(64% 0.186 271.6) |
| XYZ | xyz(30.4757, 24.9661, 94.4610) |
| Luminance | 0.2497 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.25
Soft Blue
#6488EA
ΔE00 3.91
Lightish Blue
#3D7AFD
ΔE00 4.76
Dodger Blue
#3E82FC
ΔE00 5.52
Lavender Blue
#8B88F8
ΔE00 6.36
Clear Blue
#247AFD
ΔE00 6.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#667FFB #FBE266
analogous
#66CAFB #667FFB #9866FB
triadic
#667FFB #FB667F #7FFB66
tetradic
#667FFB #FB66CA #FBE266 #66FB98
square
#667FFB #FB66CA #FBE266 #66FB98
split-complementary
#667FFB #FB9866 #CAFB66
monochromatic
#062BE1 #2A4DF9 #667FFB #A2B1FD #DDE3FE
Accessibility & contrast
On white
3.50
#667FFB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#667FFB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #667FFB
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##667FFB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##667FFB | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3D90FF
Deuteranopia (green-blind)
#1C83F8
Tritanopia (blue-blind)
#009BB1
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #667ffb; /* rgb */ color: rgb(102, 127, 251); /* oklch */ color: oklch(64.0% 0.186 271.6);
Tailwind
colors: {
custom: {
50: '#9ea3fd',
500: '#667ffb',
950: '#000000',
},
}SCSS
$custom: #667ffb; $custom-light: #9ea3fd; $custom-dark: #000000;
JSON
{
"hex": "#667ffb",
"rgb": {
"r": 102,
"g": 127,
"b": 251
},
"hsl": {
"h": 229.933,
"s": 94.904,
"l": 69.216
},
"oklch": {
"l": 0.63998,
"c": 0.18556,
"h": 271.6
},
"luminance": 0.24969
}Semantic roles & 50–950 ramp
primary
#667FFB
secondary
#F4EDC9
accent
#BF00E6
background
#FAFAFF
surface
#F4F3FF
border
#CECDD7
text
#100F18
muted
#7F7F86