#539ADD#539ADD
#539ADD is a light, vivid cyan. Relative luminance 0.302; OKLCH L 66.9% C 0.123 H 248.9°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).
Color values
| HEX | #539ADD |
|---|---|
| RGB | rgb(83, 154, 221) |
| HSL | hsl(209, 67%, 60%) |
| HSV | hsv(209, 62%, 87%) |
| CMYK | cmyk(62.4%, 30.3%, 0%, 13.3%) |
| CIE-LAB | lab(61.80, -1.98, -40.69) |
| CIE-LCH | lch(61.80, 40.74, 267.22°) |
| OKLab | oklab(66.91% -0.0443 -0.1149) |
| OKLCH | oklch(66.91% 0.123 248.9) |
| XYZ | xyz(28.1692, 30.1679, 72.7311) |
| Luminance | 0.3017 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 3.64
Dark Sky Blue
#448EE4
ΔE00 4.04
Dodgerblue
#1E90FF
ΔE00 4.25
Cornflowerblue
#6495ED
ΔE00 5.16
Faded Blue
#658CBB
ΔE00 6.60
Water Blue
#0E87CC
ΔE00 7.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#539ADD #DD9653
analogous
#53DDDB #539ADD #5355DD
triadic
#539ADD #DD539A #9ADD53
tetradic
#539ADD #DB53DD #DD9653 #55DD53
square
#539ADD #DB53DD #DD9653 #55DD53
split-complementary
#539ADD #DD5355 #DDDB53
monochromatic
#1E5D98 #287CCB #539ADD #86B8E7 #B9D6F1
Accessibility & contrast
On white
2.99
#539ADD on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.03
#539ADD on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #539ADD
7.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##539ADD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##539ADD | 1.00 | 2.99 | 7.03 | 7.03 |
| #FFFFFF | 2.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.03 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.03 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7D9DE0
Deuteranopia (green-blind)
#6A8FDC
Tritanopia (blue-blind)
#00AAB2
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #539add; /* rgb */ color: rgb(83, 154, 221); /* oklch */ color: oklch(66.9% 0.123 248.9);
Tailwind
colors: {
custom: {
50: '#8fb7e8',
500: '#539add',
950: '#000000',
},
}SCSS
$custom: #539add; $custom-light: #8fb7e8; $custom-dark: #000000;
JSON
{
"hex": "#539add",
"rgb": {
"r": 83,
"g": 154,
"b": 221
},
"hsl": {
"h": 209.13,
"s": 66.99,
"l": 59.608
},
"oklch": {
"l": 0.66908,
"c": 0.12312,
"h": 248.9
},
"luminance": 0.30171
}Semantic roles & 50–950 ramp
primary
#539ADD
secondary
#E1C5AB
accent
#913EEA
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0E1116
muted
#7E8084