#657CEA#657CEA
#657CEA is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.3% C 0.167 H 271.9°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).
Color values
| HEX | #657CEA |
|---|---|
| RGB | rgb(101, 124, 234) |
| HSL | hsl(230, 76%, 66%) |
| HSV | hsv(230, 57%, 92%) |
| CMYK | cmyk(56.8%, 47%, 0%, 8.2%) |
| CIE-LAB | lab(55.20, 23.50, -58.35) |
| CIE-LCH | lch(55.20, 62.91, 291.94°) |
| OKLab | oklab(62.25% 0.0055 -0.1665) |
| OKLCH | oklch(62.25% 0.167 271.9) |
| XYZ | xyz(27.4209, 23.1204, 80.8437) |
| Luminance | 0.2312 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.33
Soft Blue
#6488EA
ΔE00 4.19
Lightish Blue
#3D7AFD
ΔE00 4.73
Cornflower Blue
#5170D7
ΔE00 5.41
Dodger Blue
#3E82FC
ΔE00 5.89
Clear Blue
#247AFD
ΔE00 6.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657CEA #EAD365
analogous
#65BEEA #657CEA #9065EA
triadic
#657CEA #EA657C #7CEA65
tetradic
#657CEA #EA65BE #EAD365 #65EA90
square
#657CEA #EA65BE #EAD365 #65EA90
split-complementary
#657CEA #EA9065 #BEEA65
monochromatic
#1A35BB #2F4EE3 #657CEA #9BAAF1 #D1D8F9
Accessibility & contrast
On white
3.73
#657CEA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.62
#657CEA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657CEA
5.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657CEA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657CEA | 1.00 | 3.73 | 5.62 | 5.62 |
| #FFFFFF | 3.73 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.62 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.62 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#478AEE
Deuteranopia (green-blind)
#337FE8
Tritanopia (blue-blind)
#0395A8
Achromatopsia (no color)
#848484
Design tokens & code
CSS
--color: #657cea; /* rgb */ color: rgb(101, 124, 234); /* oklch */ color: oklch(62.3% 0.167 271.9);
Tailwind
colors: {
custom: {
50: '#9ba1f1',
500: '#657cea',
950: '#000000',
},
}SCSS
$custom: #657cea; $custom-light: #9ba1f1; $custom-dark: #000000;
JSON
{
"hex": "#657cea",
"rgb": {
"r": 101,
"g": 124,
"b": 234
},
"hsl": {
"h": 229.624,
"s": 76,
"l": 65.686
},
"oklch": {
"l": 0.62253,
"c": 0.16662,
"h": 271.9
},
"luminance": 0.23123
}Semantic roles & 50–950 ramp
primary
#657CEA
secondary
#ECE4BF
accent
#B50DD8
background
#FAF9FE
surface
#F3F2FD
border
#CDCCD5
text
#0F0E17
muted
#7F7E85