#5559BB#5559BB
#5559BB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.3% C 0.151 H 277.9°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).
Color values
| HEX | #5559BB |
|---|---|
| RGB | rgb(85, 89, 187) |
| HSL | hsl(238, 43%, 53%) |
| HSV | hsv(238, 55%, 73%) |
| CMYK | cmyk(54.5%, 52.4%, 0%, 26.7%) |
| CIE-LAB | lab(42.25, 26.63, -52.40) |
| CIE-LCH | lch(42.25, 58.78, 296.94°) |
| OKLab | oklab(51.26% 0.0207 -0.1498) |
| OKLCH | oklch(51.26% 0.151 277.9) |
| XYZ | xyz(16.2855, 12.6629, 48.5901) |
| Luminance | 0.1266 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 2.89
Warm Blue
#4B57DB
ΔE00 4.55
Dark Periwinkle
#665FD1
ΔE00 4.62
Slate Blue
#6A5ACD
ΔE00 4.68
Light Indigo
#6D5ACF
ΔE00 5.30
Ocean Blue
#4F42B5
ΔE00 7.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5559BB #BBB755
analogous
#558CBB #5559BB #8455BB
triadic
#5559BB #BB5559 #59BB55
tetradic
#5559BB #BB558C #BBB755 #55BB84
square
#5559BB #BB558C #BBB755 #55BB84
split-complementary
#5559BB #BB8455 #8CBB55
monochromatic
#2B2D6B #3C4097 #5559BB #8184CC #ACAEDE
Accessibility & contrast
On white
5.94
#5559BB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.53
#5559BB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5559BB
5.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5559BB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5559BB | 1.00 | 5.94 | 3.53 | 5.94 |
| #FFFFFF | 5.94 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.53 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.94 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2368BE
Deuteranopia (green-blind)
#1260B9
Tritanopia (blue-blind)
#246F81
Achromatopsia (no color)
#646464
Design tokens & code
CSS
--color: #5559bb; /* rgb */ color: rgb(85, 89, 187); /* oklch */ color: oklch(51.3% 0.151 277.9);
Tailwind
colors: {
custom: {
50: '#8d87d0',
500: '#5559bb',
950: '#000000',
},
}SCSS
$custom: #5559bb; $custom-light: #8d87d0; $custom-dark: #000000;
JSON
{
"hex": "#5559bb",
"rgb": {
"r": 85,
"g": 89,
"b": 187
},
"hsl": {
"h": 237.647,
"s": 42.857,
"l": 53.333
},
"oklch": {
"l": 0.51264,
"c": 0.1512,
"h": 277.9
},
"luminance": 0.12664
}Semantic roles & 50–950 ramp
primary
#5559BB
secondary
#CCCAA0
accent
#CE55D3
background
#F9F8FC
surface
#F1EFF9
border
#CBCAD2
text
#0D0B14
muted
#7E7C82