#4CB5E0#4CB5E0
#4CB5E0 is a light, moderate cyan. Relative luminance 0.400; OKLCH L 72.9% C 0.114 H 228.5°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #4CB5E0 |
|---|---|
| RGB | rgb(76, 181, 224) |
| HSL | hsl(197, 70%, 59%) |
| HSV | hsv(197, 66%, 88%) |
| CMYK | cmyk(66.1%, 19.2%, 0%, 12.2%) |
| CIE-LAB | lab(69.44, -17.03, -30.47) |
| CIE-LCH | lch(69.44, 34.91, 240.80°) |
| OKLab | oklab(72.94% -0.0755 -0.0853) |
| OKLCH | oklch(72.94% 0.114 228.5) |
| XYZ | xyz(32.9536, 39.9625, 76.4834) |
| Luminance | 0.3997 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deepskyblue
#00BFFF
ΔE00 4.79
Bright Sky Blue
#02CCFE
ΔE00 6.41
Lightblue (survey)
#7BC8F6
ΔE00 6.74
Sky
#82CAFC
ΔE00 8.18
Sky Blue
#87CEEB
ΔE00 8.23
Baby Blue
#89CFF0
ΔE00 8.28
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4CB5E0 #E0774C
analogous
#4CE0C1 #4CB5E0 #4C6BE0
triadic
#4CB5E0 #E04CB5 #B5E04C
tetradic
#4CB5E0 #C14CE0 #E0774C #6BE04C
square
#4CB5E0 #C14CE0 #E0774C #6BE04C
split-complementary
#4CB5E0 #E04C6B #E0C14C
monochromatic
#1A7397 #239BCC #4CB5E0 #80CBE9 #B4E0F2
Accessibility & contrast
On white
2.34
#4CB5E0 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.99
#4CB5E0 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #4CB5E0
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4CB5E0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4CB5E0 | 1.00 | 2.34 | 8.99 | 8.99 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#9FB2E2
Deuteranopia (green-blind)
#8AA3DF
Tritanopia (blue-blind)
#00C1C3
Achromatopsia (no color)
#AAAAAA
Design tokens & code
CSS
--color: #4cb5e0; /* rgb */ color: rgb(76, 181, 224); /* oklch */ color: oklch(72.9% 0.114 228.5);
Tailwind
colors: {
custom: {
50: '#8ecbe9',
500: '#4cb5e0',
950: '#000000',
},
}SCSS
$custom: #4cb5e0; $custom-light: #8ecbe9; $custom-dark: #000000;
JSON
{
"hex": "#4cb5e0",
"rgb": {
"r": 76,
"g": 181,
"b": 224
},
"hsl": {
"h": 197.432,
"s": 70.476,
"l": 58.824
},
"oklch": {
"l": 0.72942,
"c": 0.11388,
"h": 228.5
},
"luminance": 0.39966
}Semantic roles & 50–950 ramp
primary
#4CB5E0
secondary
#E1B8A7
accent
#6E3BED
background
#F9FCFE
surface
#F2F8FD
border
#CCD1D5
text
#0E1316
muted
#7E8284