#407CE3#407CE3
#407CE3 is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.0% C 0.169 H 260.4°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).
Color values
| HEX | #407CE3 |
|---|---|
| RGB | rgb(64, 124, 227) |
| HSL | hsl(218, 74%, 57%) |
| HSV | hsv(218, 72%, 89%) |
| CMYK | cmyk(71.8%, 45.4%, 0%, 11%) |
| CIE-LAB | lab(53.00, 14.97, -58.05) |
| CIE-LCH | lch(53.00, 59.95, 284.46°) |
| OKLab | oklab(59.96% -0.028 -0.1663) |
| OKLCH | oklch(59.96% 0.169 260.4) |
| XYZ | xyz(23.1821, 21.0488, 75.4992) |
| Luminance | 0.2105 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Clear Blue
#247AFD
ΔE00 2.55
Deep Sky Blue
#0D75F8
ΔE00 3.07
Lightish Blue
#3D7AFD
ΔE00 3.16
Azure
#007FFF
ΔE00 3.33
Dodger Blue
#3E82FC
ΔE00 3.38
Cerulean Blue
#056EEE
ΔE00 4.98
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#407CE3 #E3A740
analogous
#40CEE3 #407CE3 #5640E3
triadic
#407CE3 #E3407C #7CE340
tetradic
#407CE3 #E340CE #E3A740 #40E356
square
#407CE3 #E340CE #E3A740 #40E356
split-complementary
#407CE3 #E35640 #CEE340
monochromatic
#164493 #1D5CC8 #407CE3 #75A1EB #ABC5F3
Accessibility & contrast
On white
4.03
#407CE3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.21
#407CE3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #407CE3
5.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##407CE3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##407CE3 | 1.00 | 4.03 | 5.21 | 5.21 |
| #FFFFFF | 4.03 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.21 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.21 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4787E7
Deuteranopia (green-blind)
#2378E1
Tritanopia (blue-blind)
#0094A4
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #407ce3; /* rgb */ color: rgb(64, 124, 227); /* oklch */ color: oklch(60.0% 0.169 260.4);
Tailwind
colors: {
custom: {
50: '#88a1ec',
500: '#407ce3',
950: '#000000',
},
}SCSS
$custom: #407ce3; $custom-light: #88a1ec; $custom-dark: #000000;
JSON
{
"hex": "#407ce3",
"rgb": {
"r": 64,
"g": 124,
"b": 227
},
"hsl": {
"h": 217.914,
"s": 74.429,
"l": 57.059
},
"oklch": {
"l": 0.59961,
"c": 0.16868,
"h": 260.4
},
"luminance": 0.21051
}Semantic roles & 50–950 ramp
primary
#407CE3
secondary
#E1C89E
accent
#AC37F1
background
#F9F9FE
surface
#F1F2FD
border
#CBCCD5
text
#0D0E16
muted
#7E7E84