#687FEF#687FEF
#687FEF is a light, vivid blue. Relative luminance 0.244; OKLCH L 63.3% C 0.169 H 272.0°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).
Color values
| HEX | #687FEF |
|---|---|
| RGB | rgb(104, 127, 239) |
| HSL | hsl(230, 81%, 67%) |
| HSV | hsv(230, 56%, 94%) |
| CMYK | cmyk(56.5%, 46.9%, 0%, 6.3%) |
| CIE-LAB | lab(56.44, 23.88, -59.13) |
| CIE-LCH | lch(56.44, 63.77, 291.99°) |
| OKLab | oklab(63.34% 0.006 -0.1687) |
| OKLCH | oklch(63.34% 0.169 272) |
| XYZ | xyz(28.8732, 24.3516, 84.8234) |
| Luminance | 0.2435 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.38
Soft Blue
#6488EA
ΔE00 3.51
Lightish Blue
#3D7AFD
ΔE00 4.98
Dodger Blue
#3E82FC
ΔE00 5.72
Lavender Blue
#8B88F8
ΔE00 6.37
Cornflower Blue
#5170D7
ΔE00 6.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#687FEF #EFD868
analogous
#68C2EF #687FEF #9568EF
triadic
#687FEF #EF687F #7FEF68
tetradic
#687FEF #EF68C2 #EFD868 #68EF95
square
#687FEF #EF68C2 #EFD868 #68EF95
split-complementary
#687FEF #EF9568 #C2EF68
monochromatic
#1534C7 #3150E9 #687FEF #9FAEF5 #D7DDFB
Accessibility & contrast
On white
3.58
#687FEF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.87
#687FEF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #687FEF
5.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##687FEF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##687FEF | 1.00 | 3.58 | 5.87 | 5.87 |
| #FFFFFF | 3.58 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.87 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.87 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4A8DF3
Deuteranopia (green-blind)
#3682ED
Tritanopia (blue-blind)
#0B98AB
Achromatopsia (no color)
#878787
Design tokens & code
CSS
--color: #687fef; /* rgb */ color: rgb(104, 127, 239); /* oklch */ color: oklch(63.3% 0.169 272.0);
Tailwind
colors: {
custom: {
50: '#9da3f5',
500: '#687fef',
950: '#000000',
},
}SCSS
$custom: #687fef; $custom-light: #9da3f5; $custom-dark: #000000;
JSON
{
"hex": "#687fef",
"rgb": {
"r": 104,
"g": 127,
"b": 239
},
"hsl": {
"h": 229.778,
"s": 80.838,
"l": 67.255
},
"oklch": {
"l": 0.63338,
"c": 0.16884,
"h": 272
},
"luminance": 0.24354
}Semantic roles & 50–950 ramp
primary
#687FEF
secondary
#EFE7C4
accent
#B908DD
background
#FAFAFF
surface
#F4F3FE
border
#CECDD6
text
#0F0F17
muted
#7F7F85