#4556DD#4556DD
#4556DD is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.3% C 0.205 H 271.8°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).
Color values
| HEX | #4556DD |
|---|---|
| RGB | rgb(69, 86, 221) |
| HSL | hsl(233, 69%, 57%) |
| HSV | hsv(233, 69%, 87%) |
| CMYK | cmyk(68.8%, 61.1%, 0%, 13.3%) |
| CIE-LAB | lab(42.97, 37.28, -70.89) |
| CIE-LCH | lch(42.97, 80.09, 297.74°) |
| OKLab | oklab(52.32% 0.0063 -0.2045) |
| OKLCH | oklch(52.32% 0.205 271.8) |
| XYZ | xyz(18.8288, 13.1394, 69.9365) |
| Luminance | 0.1314 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 0.71
Electric Blue
#0652FF
ΔE00 4.13
Azul
#1D5DEC
ΔE00 4.17
Iris
#6258C4
ΔE00 5.22
Dark Periwinkle
#665FD1
ΔE00 5.25
Slate Blue
#6A5ACD
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4556DD #DDCC45
analogous
#45A2DD #4556DD #8045DD
triadic
#4556DD #DD4556 #56DD45
tetradic
#4556DD #DD45A2 #DDCC45 #45DD80
square
#4556DD #DD45A2 #DDCC45 #45DD80
split-complementary
#4556DD #DD8045 #A2DD45
monochromatic
#1A278E #2335C1 #4556DD #7985E6 #ACB4F0
Accessibility & contrast
On white
5.79
#4556DD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.63
#4556DD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4556DD
5.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4556DD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4556DD | 1.00 | 5.79 | 3.63 | 5.79 |
| #FFFFFF | 5.79 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.79 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006DE1
Deuteranopia (green-blind)
#005FDA
Tritanopia (blue-blind)
#007891
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #4556dd; /* rgb */ color: rgb(69, 86, 221); /* oklch */ color: oklch(52.3% 0.205 271.8);
Tailwind
colors: {
custom: {
50: '#8b85e9',
500: '#4556dd',
950: '#000000',
},
}SCSS
$custom: #4556dd; $custom-light: #8b85e9; $custom-dark: #000000;
JSON
{
"hex": "#4556dd",
"rgb": {
"r": 69,
"g": 86,
"b": 221
},
"hsl": {
"h": 233.289,
"s": 69.091,
"l": 56.863
},
"oklch": {
"l": 0.52316,
"c": 0.20463,
"h": 271.8
},
"luminance": 0.13141
}Semantic roles & 50–950 ramp
primary
#4556DD
secondary
#DED7A0
accent
#D83CEC
background
#F9F8FE
surface
#F2EFFD
border
#CCCAD5
text
#0D0B16
muted
#7E7C84