#539FBD#539FBD
#539FBD is a light, moderate cyan. Relative luminance 0.303; OKLCH L 66.6% C 0.087 H 226.2°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).
Color values
| HEX | #539FBD |
|---|---|
| RGB | rgb(83, 159, 189) |
| HSL | hsl(197, 45%, 53%) |
| HSV | hsv(197, 56%, 74%) |
| CMYK | cmyk(56.1%, 15.9%, 0%, 25.9%) |
| CIE-LAB | lab(61.92, -14.87, -22.65) |
| CIE-LCH | lch(61.92, 27.09, 236.71°) |
| OKLab | oklab(66.57% -0.0605 -0.063) |
| OKLCH | oklch(66.57% 0.087 226.2) |
| XYZ | xyz(25.1472, 30.3071, 52.6589) |
| Luminance | 0.3031 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Greyblue
#77A1B5
ΔE00 5.31
Bluegrey
#85A3B2
ΔE00 8.27
Turquoise Blue
#06B1C4
ΔE00 9.21
Bluey Grey
#89A0B0
ΔE00 9.77
Dirty Blue
#3F829D
ΔE00 9.98
Teal Blue
#01889F
ΔE00 10.23
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#539FBD #BD7153
analogous
#53BDA6 #539FBD #536ABD
triadic
#539FBD #BD539F #9FBD53
tetradic
#539FBD #A653BD #BD7153 #6ABD53
square
#539FBD #A653BD #BD7153 #6ABD53
split-complementary
#539FBD #BD536A #BDA653
monochromatic
#29596C #3A7E98 #539FBD #7FB8CE #ABD0DF
Accessibility & contrast
On white
2.97
#539FBD on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.06
#539FBD on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #539FBD
7.06:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##539FBD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##539FBD | 1.00 | 2.97 | 7.06 | 7.06 |
| #FFFFFF | 2.97 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.06 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.06 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8F9CBF
Deuteranopia (green-blind)
#8091BD
Tritanopia (blue-blind)
#00A8A9
Achromatopsia (no color)
#969696
Design tokens & code
CSS
--color: #539fbd; /* rgb */ color: rgb(83, 159, 189); /* oklch */ color: oklch(66.6% 0.087 226.2);
Tailwind
colors: {
custom: {
50: '#8cbbd1',
500: '#539fbd',
950: '#000000',
},
}SCSS
$custom: #539fbd; $custom-light: #8cbbd1; $custom-dark: #000000;
JSON
{
"hex": "#539fbd",
"rgb": {
"r": 83,
"g": 159,
"b": 189
},
"hsl": {
"h": 196.981,
"s": 44.538,
"l": 53.333
},
"oklch": {
"l": 0.66565,
"c": 0.08729,
"h": 226.2
},
"luminance": 0.30309
}Semantic roles & 50–950 ramp
primary
#539FBD
secondary
#CDAC9F
accent
#7854D4
background
#F9FBFC
surface
#F1F6F9
border
#CBD0D2
text
#0D1114
muted
#7E8082