#559FD2#559FD2
#559FD2 is a light, moderate cyan. Relative luminance 0.314; OKLCH L 67.6% C 0.106 H 240.9°. Best body text is #000000 at 7.28:1 contrast (WCAG AA passes).
Color values
| HEX | #559FD2 |
|---|---|
| RGB | rgb(85, 159, 210) |
| HSL | hsl(204, 58%, 58%) |
| HSV | hsv(204, 60%, 82%) |
| CMYK | cmyk(59.5%, 24.3%, 0%, 17.6%) |
| CIE-LAB | lab(62.83, -7.97, -32.97) |
| CIE-LCH | lch(62.83, 33.92, 256.40°) |
| OKLab | oklab(67.58% -0.0516 -0.0925) |
| OKLCH | oklch(67.58% 0.106 240.9) |
| XYZ | xyz(27.7730, 31.3781, 65.5532) |
| Luminance | 0.3138 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 4.85
Dark Sky Blue
#448EE4
ΔE00 7.03
Dodgerblue
#1E90FF
ΔE00 7.29
Cornflowerblue
#6495ED
ΔE00 7.90
Faded Blue
#658CBB
ΔE00 8.10
Greyblue
#77A1B5
ΔE00 8.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#559FD2 #D28855
analogous
#55D2C7 #559FD2 #5560D2
triadic
#559FD2 #D2559F #9FD255
tetradic
#559FD2 #C755D2 #D28855 #60D255
square
#559FD2 #C755D2 #D28855 #60D255
split-complementary
#559FD2 #D25560 #D2C755
monochromatic
#246088 #3181B9 #559FD2 #85BADF #B6D6EC
Accessibility & contrast
On white
2.89
#559FD2 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.28
#559FD2 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #559FD2
7.28:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##559FD2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##559FD2 | 1.00 | 2.89 | 7.28 | 7.28 |
| #FFFFFF | 2.89 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.28 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.28 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#889FD4
Deuteranopia (green-blind)
#7792D1
Tritanopia (blue-blind)
#00ACB0
Achromatopsia (no color)
#989898
Design tokens & code
CSS
--color: #559fd2; /* rgb */ color: rgb(85, 159, 210); /* oklch */ color: oklch(67.6% 0.106 240.9);
Tailwind
colors: {
custom: {
50: '#8fbbe0',
500: '#559fd2',
950: '#000000',
},
}SCSS
$custom: #559fd2; $custom-light: #8fbbe0; $custom-dark: #000000;
JSON
{
"hex": "#559fd2",
"rgb": {
"r": 85,
"g": 159,
"b": 210
},
"hsl": {
"h": 204.48,
"s": 58.14,
"l": 57.843
},
"oklch": {
"l": 0.67581,
"c": 0.10588,
"h": 240.9
},
"luminance": 0.31381
}Semantic roles & 50–950 ramp
primary
#559FD2
secondary
#DABDA8
accent
#8646E1
background
#F9FBFD
surface
#F2F6FB
border
#CCD0D4
text
#0D1115
muted
#7E8083