#587AEF#587AEF
#587AEF is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.5% C 0.180 H 268.5°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).
Color values
| HEX | #587AEF |
|---|---|
| RGB | rgb(88, 122, 239) |
| HSL | hsl(226, 83%, 64%) |
| HSV | hsv(226, 63%, 94%) |
| CMYK | cmyk(63.2%, 49%, 0%, 6.3%) |
| CIE-LAB | lab(54.26, 24.02, -62.67) |
| CIE-LCH | lch(54.26, 67.12, 290.97°) |
| OKLab | oklab(61.45% -0.0047 -0.1795) |
| OKLCH | oklch(61.45% 0.18 268.5) |
| XYZ | xyz(26.5587, 22.2234, 84.5345) |
| Luminance | 0.2223 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Lightish Blue
#3D7AFD
ΔE00 2.90
Cornflower
#6A79F7
ΔE00 3.30
Soft Blue
#6488EA
ΔE00 4.50
Clear Blue
#247AFD
ΔE00 4.55
Dodger Blue
#3E82FC
ΔE00 4.59
Cornflower Blue
#5170D7
ΔE00 4.67
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#587AEF #EFCD58
analogous
#58C6EF #587AEF #8258EF
triadic
#587AEF #EF587A #7AEF58
tetradic
#587AEF #EF58C6 #EFCD58 #58EF82
square
#587AEF #EF58C6 #EFCD58 #58EF82
split-complementary
#587AEF #EF8258 #C6EF58
monochromatic
#1238BB #204EEA #587AEF #90A6F4 #C8D3FA
Accessibility & contrast
On white
3.86
#587AEF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.45
#587AEF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #587AEF
5.45:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##587AEF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##587AEF | 1.00 | 3.86 | 5.45 | 5.45 |
| #FFFFFF | 3.86 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.45 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.45 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3A89F3
Deuteranopia (green-blind)
#137BED
Tritanopia (blue-blind)
#0095A9
Achromatopsia (no color)
#828282
Design tokens & code
CSS
--color: #587aef; /* rgb */ color: rgb(88, 122, 239); /* oklch */ color: oklch(61.5% 0.180 268.5);
Tailwind
colors: {
custom: {
50: '#95a0f5',
500: '#587aef',
950: '#000000',
},
}SCSS
$custom: #587aef; $custom-light: #95a0f5; $custom-dark: #000000;
JSON
{
"hex": "#587aef",
"rgb": {
"r": 88,
"g": 122,
"b": 239
},
"hsl": {
"h": 226.49,
"s": 82.514,
"l": 64.118
},
"oklch": {
"l": 0.6145,
"c": 0.17961,
"h": 268.5
},
"luminance": 0.22226
}Semantic roles & 50–950 ramp
primary
#587AEF
secondary
#ECE0B7
accent
#AE07DF
background
#F9F9FF
surface
#F2F2FE
border
#CCCCD6
text
#0E0E17
muted
#7E7E85