#657EE9#657EE9
#657EE9 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.6% C 0.163 H 271.1°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).
Color values
| HEX | #657EE9 |
|---|---|
| RGB | rgb(101, 126, 233) |
| HSL | hsl(229, 75%, 65%) |
| HSV | hsv(229, 57%, 91%) |
| CMYK | cmyk(56.7%, 45.9%, 0%, 8.6%) |
| CIE-LAB | lab(55.65, 21.97, -57.06) |
| CIE-LCH | lch(55.65, 61.14, 291.06°) |
| OKLab | oklab(62.58% 0.0032 -0.1627) |
| OKLCH | oklch(62.58% 0.163 271.1) |
| XYZ | xyz(27.5308, 23.5695, 80.1736) |
| Luminance | 0.2357 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.85
Soft Blue
#6488EA
ΔE00 3.51
Lightish Blue
#3D7AFD
ΔE00 4.66
Dodger Blue
#3E82FC
ΔE00 5.49
Cornflower Blue
#5170D7
ΔE00 5.76
Clear Blue
#247AFD
ΔE00 6.24
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#657EE9 #E9D065
analogous
#65C0E9 #657EE9 #8E65E9
triadic
#657EE9 #E9657E #7EE965
tetradic
#657EE9 #E965C0 #E9D065 #65E98E
square
#657EE9 #E965C0 #E9D065 #65E98E
split-complementary
#657EE9 #E98E65 #C0E965
monochromatic
#1A39B9 #2F51E1 #657EE9 #9BABF1 #D0D8F8
Accessibility & contrast
On white
3.67
#657EE9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.71
#657EE9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #657EE9
5.71:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##657EE9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##657EE9 | 1.00 | 3.67 | 5.71 | 5.71 |
| #FFFFFF | 3.67 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.71 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.71 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4C8BED
Deuteranopia (green-blind)
#3980E7
Tritanopia (blue-blind)
#0696A8
Achromatopsia (no color)
#858585
Design tokens & code
CSS
--color: #657ee9; /* rgb */ color: rgb(101, 126, 233); /* oklch */ color: oklch(62.6% 0.163 271.1);
Tailwind
colors: {
custom: {
50: '#9ba3f1',
500: '#657ee9',
950: '#000000',
},
}SCSS
$custom: #657ee9; $custom-light: #9ba3f1; $custom-dark: #000000;
JSON
{
"hex": "#657ee9",
"rgb": {
"r": 101,
"g": 126,
"b": 233
},
"hsl": {
"h": 228.636,
"s": 75,
"l": 65.49
},
"oklch": {
"l": 0.62583,
"c": 0.16274,
"h": 271.1
},
"luminance": 0.23572
}Semantic roles & 50–950 ramp
primary
#657EE9
secondary
#EBE3BF
accent
#B10ED7
background
#FAF9FE
surface
#F3F2FD
border
#CDCCD5
text
#0F0F17
muted
#7F7E85