#657AEC#657AEC
#657AEC is a mid, vivid blue. Relative luminance 0.227; OKLCH L 62.0% C 0.172 H 272.6°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).
Color values
| HEX | #657AEC |
|---|---|
| RGB | rgb(101, 122, 236) |
| HSL | hsl(231, 78%, 66%) |
| HSV | hsv(231, 57%, 93%) |
| CMYK | cmyk(57.2%, 48.3%, 0%, 7.5%) |
| CIE-LAB | lab(54.80, 25.36, -60.10) |
| CIE-LCH | lch(54.80, 65.23, 292.88°) |
| OKLab | oklab(61.99% 0.0077 -0.1717) |
| OKLCH | oklch(61.99% 0.172 272.6) |
| XYZ | xyz(27.4617, 22.7398, 82.2827) |
| Luminance | 0.2274 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 1.81
Lightish Blue
#3D7AFD
ΔE00 4.86
Soft Blue
#6488EA
ΔE00 4.88
Cornflower Blue
#5170D7
ΔE00 5.21
Dodger Blue
#3E82FC
ΔE00 6.31
Clear Blue
#247AFD
ΔE00 6.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657AEC #ECD765
analogous
#65BDEC #657AEC #9365EC
triadic
#657AEC #EC657A #7AEC65
tetradic
#657AEC #EC65BD #ECD765 #65EC93
square
#657AEC #EC65BD #ECD765 #65EC93
split-complementary
#657AEC #EC9365 #BDEC65
monochromatic
#1832BF #2F4BE5 #657AEC #9BA9F3 #D2D8F9
Accessibility & contrast
On white
3.78
#657AEC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.55
#657AEC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657AEC
5.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657AEC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657AEC | 1.00 | 3.78 | 5.55 | 5.55 |
| #FFFFFF | 3.78 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.55 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.55 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4189F0
Deuteranopia (green-blind)
#2B7EEA
Tritanopia (blue-blind)
#0094A8
Achromatopsia (no color)
#838383
Design tokens & code
CSS
--color: #657aec; /* rgb */ color: rgb(101, 122, 236); /* oklch */ color: oklch(62.0% 0.172 272.6);
Tailwind
colors: {
custom: {
50: '#9ba0f3',
500: '#657aec',
950: '#000000',
},
}SCSS
$custom: #657aec; $custom-light: #9ba0f3; $custom-dark: #000000;
JSON
{
"hex": "#657aec",
"rgb": {
"r": 101,
"g": 122,
"b": 236
},
"hsl": {
"h": 230.667,
"s": 78.035,
"l": 66.078
},
"oklch": {
"l": 0.61993,
"c": 0.17185,
"h": 272.6
},
"luminance": 0.22742
}Semantic roles & 50–950 ramp
primary
#657AEC
secondary
#EDE6C0
accent
#BA0BDA
background
#FAF9FE
surface
#F4F2FD
border
#CECCD5
text
#0F0E17
muted
#7F7E85