#657CF8#657CF8
#657CF8 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.2% C 0.186 H 272.1°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).
Color values
| HEX | #657CF8 |
|---|---|
| RGB | rgb(101, 124, 248) |
| HSL | hsl(231, 91%, 68%) |
| HSV | hsv(231, 59%, 97%) |
| CMYK | cmyk(59.3%, 50%, 0%, 2.7%) |
| CIE-LAB | lab(56.04, 28.04, -64.76) |
| CIE-LCH | lch(56.04, 70.57, 293.41°) |
| OKLab | oklab(63.17% 0.0069 -0.1854) |
| OKLCH | oklch(63.17% 0.186 272.1) |
| XYZ | xyz(29.5121, 23.9570, 91.8577) |
| Luminance | 0.2396 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 1.43
Soft Blue
#6488EA
ΔE00 4.55
Lightish Blue
#3D7AFD
ΔE00 4.64
Dodger Blue
#3E82FC
ΔE00 5.88
Clear Blue
#247AFD
ΔE00 6.47
Cornflower Blue
#5170D7
ΔE00 6.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657CF8 #F8E165
analogous
#65C5F8 #657CF8 #9765F8
triadic
#657CF8 #F8657C #7CF865
tetradic
#657CF8 #F865C5 #F8E165 #65F897
square
#657CF8 #F865C5 #F8E165 #65F897
split-complementary
#657CF8 #F89765 #C5F865
monochromatic
#0A2AD9 #2A4AF5 #657CF8 #A0AEFB #DAE0FD
Accessibility & contrast
On white
3.63
#657CF8 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.79
#657CF8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657CF8
5.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657CF8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657CF8 | 1.00 | 3.63 | 5.79 | 5.79 |
| #FFFFFF | 3.63 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.79 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.79 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#388DFC
Deuteranopia (green-blind)
#1580F5
Tritanopia (blue-blind)
#0098AE
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #657cf8; /* rgb */ color: rgb(101, 124, 248); /* oklch */ color: oklch(63.2% 0.186 272.1);
Tailwind
colors: {
custom: {
50: '#9da1fb',
500: '#657cf8',
950: '#000000',
},
}SCSS
$custom: #657cf8; $custom-light: #9da1fb; $custom-dark: #000000;
JSON
{
"hex": "#657cf8",
"rgb": {
"r": 101,
"g": 124,
"b": 248
},
"hsl": {
"h": 230.612,
"s": 91.304,
"l": 68.431
},
"oklch": {
"l": 0.63168,
"c": 0.18552,
"h": 272.1
},
"luminance": 0.23959
}Semantic roles & 50–950 ramp
primary
#657CF8
secondary
#F3ECC6
accent
#C200E6
background
#FAF9FF
surface
#F4F2FF
border
#CECCD7
text
#0F0F17
muted
#7F7E85