#657CF9#657CF9
#657CF9 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.2% C 0.187 H 272.2°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).
Color values
| HEX | #657CF9 |
|---|---|
| RGB | rgb(101, 124, 249) |
| HSL | hsl(231, 93%, 69%) |
| HSV | hsv(231, 59%, 98%) |
| CMYK | cmyk(59.4%, 50.2%, 0%, 2.4%) |
| CIE-LAB | lab(56.11, 28.36, -65.22) |
| CIE-LCH | lch(56.11, 71.12, 293.51°) |
| OKLab | oklab(63.24% 0.007 -0.1867) |
| OKLCH | oklch(63.24% 0.187 272.2) |
| XYZ | xyz(29.6677, 24.0192, 92.6769) |
| Luminance | 0.2402 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 1.43
Soft Blue
#6488EA
ΔE00 4.60
Lightish Blue
#3D7AFD
ΔE00 4.66
Dodger Blue
#3E82FC
ΔE00 5.89
Clear Blue
#247AFD
ΔE00 6.49
Cornflower Blue
#5170D7
ΔE00 6.62
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657CF9 #F9E265
analogous
#65C6F9 #657CF9 #9865F9
triadic
#657CF9 #F9657C #7CF965
tetradic
#657CF9 #F965C6 #F9E265 #65F998
square
#657CF9 #F965C6 #F9E265 #65F998
split-complementary
#657CF9 #F99865 #C6F965
monochromatic
#0929DB #2A4AF7 #657CF9 #A0AEFB #DBE0FE
Accessibility & contrast
On white
3.62
#657CF9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.80
#657CF9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657CF9
5.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657CF9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657CF9 | 1.00 | 3.62 | 5.80 | 5.80 |
| #FFFFFF | 3.62 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.80 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.80 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#378DFD
Deuteranopia (green-blind)
#1080F6
Tritanopia (blue-blind)
#0099AF
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #657cf9; /* rgb */ color: rgb(101, 124, 249); /* oklch */ color: oklch(63.2% 0.187 272.2);
Tailwind
colors: {
custom: {
50: '#9da1fc',
500: '#657cf9',
950: '#000000',
},
}SCSS
$custom: #657cf9; $custom-light: #9da1fc; $custom-dark: #000000;
JSON
{
"hex": "#657cf9",
"rgb": {
"r": 101,
"g": 124,
"b": 249
},
"hsl": {
"h": 230.676,
"s": 92.5,
"l": 68.627
},
"oklch": {
"l": 0.63236,
"c": 0.18685,
"h": 272.2
},
"luminance": 0.24022
}Semantic roles & 50–950 ramp
primary
#657CF9
secondary
#F3ECC7
accent
#C200E6
background
#FAF9FF
surface
#F4F2FF
border
#CECCD7
text
#0F0F18
muted
#7F7E86