#587BBE#587BBE
#587BBE is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.7% C 0.111 H 262.5°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #587BBE |
|---|---|
| RGB | rgb(88, 123, 190) |
| HSL | hsl(219, 44%, 55%) |
| HSV | hsv(219, 54%, 75%) |
| CMYK | cmyk(53.7%, 35.3%, 0%, 25.5%) |
| CIE-LAB | lab(51.79, 7.17, -38.93) |
| CIE-LCH | lch(51.79, 39.59, 280.43°) |
| OKLab | oklab(58.66% -0.0145 -0.1099) |
| OKLCH | oklch(58.66% 0.111 262.5) |
| XYZ | xyz(20.3986, 19.9568, 51.4823) |
| Luminance | 0.1996 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 4.81
Windows Blue
#3778BF
ΔE00 5.14
Off Blue
#5684AE
ΔE00 5.25
Dusty Blue
#5A86AD
ΔE00 5.78
Faded Blue
#658CBB
ΔE00 6.02
Cool Blue
#4984B8
ΔE00 6.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#587BBE #BE9B58
analogous
#58AEBE #587BBE #6858BE
triadic
#587BBE #BE587B #7BBE58
tetradic
#587BBE #BE58AE #BE9B58 #58BE68
square
#587BBE #BE58AE #BE9B58 #58BE68
split-complementary
#587BBE #BE6858 #AEBE58
monochromatic
#2C4370 #3D5D9C #587BBE #849ECF #B0C1E0
Accessibility & contrast
On white
4.21
#587BBE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#587BBE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #587BBE
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##587BBE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##587BBE | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6081C1
Deuteranopia (green-blind)
#5477BD
Tritanopia (blue-blind)
#218A93
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #587bbe; /* rgb */ color: rgb(88, 123, 190); /* oklch */ color: oklch(58.7% 0.111 262.5);
Tailwind
colors: {
custom: {
50: '#8ea0d2',
500: '#587bbe',
950: '#000000',
},
}SCSS
$custom: #587bbe; $custom-light: #8ea0d2; $custom-dark: #000000;
JSON
{
"hex": "#587bbe",
"rgb": {
"r": 88,
"g": 123,
"b": 190
},
"hsl": {
"h": 219.412,
"s": 43.966,
"l": 54.51
},
"oklch": {
"l": 0.58661,
"c": 0.11088,
"h": 262.5
},
"luminance": 0.19958
}Semantic roles & 50–950 ramp
primary
#587BBE
secondary
#CEC0A3
accent
#A854D4
background
#F9F9FC
surface
#F1F2F9
border
#CBCCD2
text
#0D0E14
muted
#7E7E82