#424CD3#424CD3
#424CD3 is a mid, highly saturated blue. Relative luminance 0.110; OKLCH L 49.6% C 0.204 H 273.0°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).
Color values
| HEX | #424CD3 |
|---|---|
| RGB | rgb(66, 76, 211) |
| HSL | hsl(236, 62%, 54%) |
| HSV | hsv(236, 69%, 83%) |
| CMYK | cmyk(68.7%, 64%, 0%, 17.3%) |
| CIE-LAB | lab(39.63, 39.62, -70.63) |
| CIE-LCH | lch(39.63, 80.99, 299.29°) |
| OKLab | oklab(49.56% 0.0108 -0.2039) |
| OKLCH | oklch(49.56% 0.204 273) |
| XYZ | xyz(16.5851, 11.0287, 62.8701) |
| Luminance | 0.1103 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 3.54
Blue (survey)
#0343DF
ΔE00 3.84
Blue Blue
#2242C7
ΔE00 4.30
Ocean Blue
#4F42B5
ΔE00 5.34
Blue With A Hint Of Purple
#533CC6
ΔE00 5.37
Iris
#6258C4
ΔE00 5.69
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#424CD3 #D3C942
analogous
#4295D3 #424CD3 #8142D3
triadic
#424CD3 #D3424C #4CD342
tetradic
#424CD3 #D34295 #D3C942 #42D381
square
#424CD3 #D34295 #D3C942 #42D381
split-complementary
#424CD3 #D38142 #95D342
monochromatic
#1D247D #2932AF #424CD3 #747BDF #A5AAEA
Accessibility & contrast
On white
6.55
#424CD3 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.21
#424CD3 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #424CD3
6.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##424CD3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##424CD3 | 1.00 | 6.55 | 3.21 | 6.55 |
| #FFFFFF | 6.55 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.55 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0064D7
Deuteranopia (green-blind)
#0057D0
Tritanopia (blue-blind)
#006F89
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #424cd3; /* rgb */ color: rgb(66, 76, 211); /* oklch */ color: oklch(49.6% 0.204 273.0);
Tailwind
colors: {
custom: {
50: '#897ee2',
500: '#424cd3',
950: '#000000',
},
}SCSS
$custom: #424cd3; $custom-light: #897ee2; $custom-dark: #000000;
JSON
{
"hex": "#424cd3",
"rgb": {
"r": 66,
"g": 76,
"b": 211
},
"hsl": {
"h": 235.862,
"s": 62.232,
"l": 54.314
},
"oklch": {
"l": 0.4956,
"c": 0.20421,
"h": 273
},
"luminance": 0.1103
}Semantic roles & 50–950 ramp
primary
#424CD3
secondary
#D7D39A
accent
#DA42E5
background
#F9F7FE
surface
#F1EEFC
border
#CBC9D5
text
#0D0A15
muted
#7E7C84