#587AC7#587AC7
#587AC7 is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.9% C 0.125 H 264.8°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).
Color values
| HEX | #587AC7 |
|---|---|
| RGB | rgb(88, 122, 199) |
| HSL | hsl(222, 50%, 56%) |
| HSV | hsv(222, 56%, 78%) |
| CMYK | cmyk(55.8%, 38.7%, 0%, 22%) |
| CIE-LAB | lab(51.97, 10.69, -43.80) |
| CIE-LCH | lch(51.97, 45.08, 283.72°) |
| OKLab | oklab(58.95% -0.0112 -0.1241) |
| OKLCH | oklch(58.95% 0.125 264.8) |
| XYZ | xyz(21.2894, 20.1156, 56.7826) |
| Luminance | 0.2012 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.95
Windows Blue
#3778BF
ΔE00 5.68
Off Blue
#5684AE
ΔE00 5.88
Lightish Blue
#3D7AFD
ΔE00 6.00
Deep Sky Blue
#0D75F8
ΔE00 6.31
Dusty Blue
#5A86AD
ΔE00 6.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#587AC7 #C7A558
analogous
#58B2C7 #587AC7 #6E58C7
triadic
#587AC7 #C7587A #7AC758
tetradic
#587AC7 #C758B2 #C7A558 #58C76E
square
#587AC7 #C758B2 #C7A558 #58C76E
split-complementary
#587AC7 #C76E58 #B2C758
monochromatic
#29427B #395BA9 #587AC7 #869FD6 #B4C3E6
Accessibility & contrast
On white
4.18
#587AC7 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.02
#587AC7 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #587AC7
5.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##587AC7 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##587AC7 | 1.00 | 4.18 | 5.02 | 5.02 |
| #FFFFFF | 4.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5A81CA
Deuteranopia (green-blind)
#4C77C5
Tritanopia (blue-blind)
#118B97
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #587ac7; /* rgb */ color: rgb(88, 122, 199); /* oklch */ color: oklch(58.9% 0.125 264.8);
Tailwind
colors: {
custom: {
50: '#8fa0d8',
500: '#587ac7',
950: '#000000',
},
}SCSS
$custom: #587ac7; $custom-light: #8fa0d8; $custom-dark: #000000;
JSON
{
"hex": "#587ac7",
"rgb": {
"r": 88,
"g": 122,
"b": 199
},
"hsl": {
"h": 221.622,
"s": 49.776,
"l": 56.275
},
"oklch": {
"l": 0.58949,
"c": 0.12463,
"h": 264.8
},
"luminance": 0.20117
}Semantic roles & 50–950 ramp
primary
#587AC7
secondary
#D4C6A7
accent
#AF4FD9
background
#F9F9FD
surface
#F1F2FA
border
#CBCCD3
text
#0D0E14
muted
#7E7E83