#657BEF#657BEF
#657BEF is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.4% C 0.175 H 272.3°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).
Color values
| HEX | #657BEF |
|---|---|
| RGB | rgb(101, 123, 239) |
| HSL | hsl(230, 81%, 67%) |
| HSV | hsv(230, 58%, 94%) |
| CMYK | cmyk(57.7%, 48.5%, 0%, 6.3%) |
| CIE-LAB | lab(55.24, 25.72, -61.07) |
| CIE-LCH | lch(55.24, 66.26, 292.84°) |
| OKLab | oklab(62.38% 0.0071 -0.1745) |
| OKLCH | oklch(62.38% 0.175 272.3) |
| XYZ | xyz(28.0246, 23.1625, 84.6386) |
| Luminance | 0.2316 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 1.66
Soft Blue
#6488EA
ΔE00 4.59
Lightish Blue
#3D7AFD
ΔE00 4.70
Cornflower Blue
#5170D7
ΔE00 5.61
Dodger Blue
#3E82FC
ΔE00 6.05
Clear Blue
#247AFD
ΔE00 6.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657BEF #EFD965
analogous
#65C0EF #657BEF #9465EF
triadic
#657BEF #EF657B #7BEF65
tetradic
#657BEF #EF65C0 #EFD965 #65EF94
square
#657BEF #EF65C0 #EFD965 #65EF94
split-complementary
#657BEF #EF9465 #C0EF65
monochromatic
#1431C5 #2E4BE9 #657BEF #9CABF5 #D4DAFB
Accessibility & contrast
On white
3.73
#657BEF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.63
#657BEF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657BEF
5.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657BEF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657BEF | 1.00 | 3.73 | 5.63 | 5.63 |
| #FFFFFF | 3.73 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.63 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.63 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#408BF3
Deuteranopia (green-blind)
#287FED
Tritanopia (blue-blind)
#0095AA
Achromatopsia (no color)
#848484
Design tokens & code
CSS
--color: #657bef; /* rgb */ color: rgb(101, 123, 239); /* oklch */ color: oklch(62.4% 0.175 272.3);
Tailwind
colors: {
custom: {
50: '#9ba0f5',
500: '#657bef',
950: '#000000',
},
}SCSS
$custom: #657bef; $custom-light: #9ba0f5; $custom-dark: #000000;
JSON
{
"hex": "#657bef",
"rgb": {
"r": 101,
"g": 123,
"b": 239
},
"hsl": {
"h": 230.435,
"s": 81.176,
"l": 66.667
},
"oklch": {
"l": 0.62382,
"c": 0.17467,
"h": 272.3
},
"luminance": 0.23165
}Semantic roles & 50–950 ramp
primary
#657BEF
secondary
#EEE7C2
accent
#BB08DE
background
#FAF9FF
surface
#F4F2FE
border
#CECCD6
text
#0F0E17
muted
#7F7E85