#688DFF#688DFF
#688DFF is a light, vivid blue. Relative luminance 0.292; OKLCH L 67.1% C 0.173 H 268.0°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).
Color values
| HEX | #688DFF |
|---|---|
| RGB | rgb(104, 141, 255) |
| HSL | hsl(225, 100%, 70%) |
| HSV | hsv(225, 59%, 100%) |
| CMYK | cmyk(59.2%, 44.7%, 0%, 0%) |
| CIE-LAB | lab(60.97, 20.65, -60.71) |
| CIE-LCH | lch(60.97, 64.13, 288.79°) |
| OKLab | oklab(67.09% -0.0061 -0.1732) |
| OKLCH | oklch(67.09% 0.173 268) |
| XYZ | xyz(33.2777, 29.2100, 98.4728) |
| Luminance | 0.2921 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Soft Blue
#6488EA
ΔE00 2.84
Cornflowerblue
#6495ED
ΔE00 3.90
Dodger Blue
#3E82FC
ΔE00 5.31
Cornflower
#6A79F7
ΔE00 6.67
Lightish Blue
#3D7AFD
ΔE00 6.72
Periwinkle Blue
#8F99FB
ΔE00 6.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#688DFF #FFDA68
analogous
#68D8FF #688DFF #8E68FF
triadic
#688DFF #FF688D #8DFF68
tetradic
#688DFF #FF68D8 #FFDA68 #68FF8E
square
#688DFF #FF68D8 #FFDA68 #68FF8E
split-complementary
#688DFF #FF8E68 #D8FF68
monochromatic
#003AED #2B5FFF #688DFF #A5BBFF #E0E8FF
Accessibility & contrast
On white
3.07
#688DFF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.84
#688DFF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #688DFF
6.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##688DFF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##688DFF | 1.00 | 3.07 | 6.84 | 6.84 |
| #FFFFFF | 3.07 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.84 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.84 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#589AFF
Deuteranopia (green-blind)
#418DFD
Tritanopia (blue-blind)
#00A7BA
Achromatopsia (no color)
#939393
Design tokens & code
CSS
--color: #688dff; /* rgb */ color: rgb(104, 141, 255); /* oklch */ color: oklch(67.1% 0.173 268.0);
Tailwind
colors: {
custom: {
50: '#9fadff',
500: '#688dff',
950: '#000000',
},
}SCSS
$custom: #688dff; $custom-light: #9fadff; $custom-dark: #000000;
JSON
{
"hex": "#688dff",
"rgb": {
"r": 104,
"g": 141,
"b": 255
},
"hsl": {
"h": 225.298,
"s": 100,
"l": 70.392
},
"oklch": {
"l": 0.67089,
"c": 0.17332,
"h": 268
},
"luminance": 0.29213
}Semantic roles & 50–950 ramp
primary
#688DFF
secondary
#F6ECCD
accent
#AD00E6
background
#FAFAFF
surface
#F4F4FF
border
#CECED7
text
#101018
muted
#7F7F86