#424CD5#424CD5
#424CD5 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.7% C 0.207 H 272.9°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).
Color values
| HEX | #424CD5 |
|---|---|
| RGB | rgb(66, 76, 213) |
| HSL | hsl(236, 64%, 55%) |
| HSV | hsv(236, 69%, 84%) |
| CMYK | cmyk(69%, 64.3%, 0%, 16.5%) |
| CIE-LAB | lab(39.80, 40.30, -71.50) |
| CIE-LCH | lch(39.80, 82.08, 299.41°) |
| OKLab | oklab(49.74% 0.0106 -0.2065) |
| OKLCH | oklch(49.74% 0.207 272.9) |
| XYZ | xyz(16.8374, 11.1296, 64.1988) |
| Luminance | 0.1113 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 3.45
Blue (survey)
#0343DF
ΔE00 3.82
Blue Blue
#2242C7
ΔE00 4.45
Blue With A Hint Of Purple
#533CC6
ΔE00 5.43
Electric Blue
#0652FF
ΔE00 5.49
Ocean Blue
#4F42B5
ΔE00 5.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#424CD5 #D5CB42
analogous
#4296D5 #424CD5 #8142D5
triadic
#424CD5 #D5424C #4CD542
tetradic
#424CD5 #D54296 #D5CB42 #42D581
square
#424CD5 #D54296 #D5CB42 #42D581
split-complementary
#424CD5 #D58142 #96D542
monochromatic
#1C2380 #2831B2 #424CD5 #747BE0 #A6ABEB
Accessibility & contrast
On white
6.51
#424CD5 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.23
#424CD5 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #424CD5
6.51:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##424CD5 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##424CD5 | 1.00 | 6.51 | 3.23 | 6.51 |
| #FFFFFF | 6.51 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.23 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.51 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0065D9
Deuteranopia (green-blind)
#0057D2
Tritanopia (blue-blind)
#00708A
Achromatopsia (no color)
#5E5E5E
Design tokens & code
CSS
--color: #424cd5; /* rgb */ color: rgb(66, 76, 213); /* oklch */ color: oklch(49.7% 0.207 272.9);
Tailwind
colors: {
custom: {
50: '#897ee3',
500: '#424cd5',
950: '#000000',
},
}SCSS
$custom: #424cd5; $custom-light: #897ee3; $custom-dark: #000000;
JSON
{
"hex": "#424cd5",
"rgb": {
"r": 66,
"g": 76,
"b": 213
},
"hsl": {
"h": 235.918,
"s": 63.636,
"l": 54.706
},
"oklch": {
"l": 0.49736,
"c": 0.20676,
"h": 272.9
},
"luminance": 0.11131
}Semantic roles & 50–950 ramp
primary
#424CD5
secondary
#D8D49A
accent
#DB41E7
background
#F9F7FE
surface
#F1EEFC
border
#CBC9D5
text
#0D0A16
muted
#7E7C84