#588FB3#588FB3
#588FB3 is a light, moderate cyan. Relative luminance 0.250; OKLCH L 62.6% C 0.080 H 238.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #588FB3 |
|---|---|
| RGB | rgb(88, 143, 179) |
| HSL | hsl(204, 37%, 52%) |
| HSV | hsv(204, 51%, 70%) |
| CMYK | cmyk(50.8%, 20.1%, 0%, 29.8%) |
| CIE-LAB | lab(57.05, -7.96, -24.45) |
| CIE-LCH | lch(57.05, 25.71, 251.97°) |
| OKLab | oklab(62.63% -0.0416 -0.0681) |
| OKLCH | oklch(62.63% 0.08 238.5) |
| XYZ | xyz(21.9807, 24.9726, 46.3010) |
| Luminance | 0.2497 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dusty Blue
#5A86AD
ΔE00 3.99
Off Blue
#5684AE
ΔE00 4.71
Cool Blue
#4984B8
ΔE00 5.20
Faded Blue
#658CBB
ΔE00 5.44
Steel Blue
#4682B4
ΔE00 5.57
Greyish Blue
#5E819D
ΔE00 5.72
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#588FB3 #B37C58
analogous
#58B3AA #588FB3 #5862B3
triadic
#588FB3 #B3588F #8FB358
tetradic
#588FB3 #AA58B3 #B37C58 #62B358
square
#588FB3 #AA58B3 #B37C58 #62B358
split-complementary
#588FB3 #B35862 #B3AA58
monochromatic
#2D4E63 #406F8D #588FB3 #82ABC6 #ACC7D9
Accessibility & contrast
On white
3.50
#588FB3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#588FB3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #588FB3
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##588FB3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##588FB3 | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7F8EB5
Deuteranopia (green-blind)
#7285B2
Tritanopia (blue-blind)
#28989B
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #588fb3; /* rgb */ color: rgb(88, 143, 179); /* oklch */ color: oklch(62.6% 0.080 238.5);
Tailwind
colors: {
custom: {
50: '#8dafc9',
500: '#588fb3',
950: '#000000',
},
}SCSS
$custom: #588fb3; $custom-light: #8dafc9; $custom-dark: #000000;
JSON
{
"hex": "#588fb3",
"rgb": {
"r": 88,
"g": 143,
"b": 179
},
"hsl": {
"h": 203.736,
"s": 37.449,
"l": 52.353
},
"oklch": {
"l": 0.62627,
"c": 0.07978,
"h": 238.5
},
"luminance": 0.24974
}Semantic roles & 50–950 ramp
primary
#588FB3
secondary
#C7AFA0
accent
#885ACD
background
#F8FAFC
surface
#F0F4F8
border
#CBCED1
text
#0D1013
muted
#7D7F82