#4FCFF4#4FCFF4
#4FCFF4 is a light, vivid cyan. Relative luminance 0.528; OKLCH L 79.9% C 0.122 H 220.7°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).
Color values
| HEX | #4FCFF4 |
|---|---|
| RGB | rgb(79, 207, 244) |
| HSL | hsl(193, 88%, 63%) |
| HSV | hsv(193, 68%, 96%) |
| CMYK | cmyk(67.6%, 15.2%, 0%, 4.3%) |
| CIE-LAB | lab(77.77, -23.75, -28.47) |
| CIE-LCH | lch(77.77, 37.08, 230.17°) |
| OKLab | oklab(79.87% -0.0924 -0.0795) |
| OKLCH | oklch(79.87% 0.122 220.7) |
| XYZ | xyz(41.8597, 52.8149, 93.5586) |
| Luminance | 0.5282 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Bright Sky Blue
#02CCFE
ΔE00 3.20
Neon Blue
#04D9FF
ΔE00 3.40
Sky Blue
#87CEEB
ΔE00 5.11
Baby Blue
#89CFF0
ΔE00 5.60
Lightblue (survey)
#7BC8F6
ΔE00 6.90
Lightskyblue
#87CEFA
ΔE00 7.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4FCFF4 #F4744F
analogous
#4FF4C7 #4FCFF4 #4F7CF4
triadic
#4FCFF4 #F44FCF #CFF44F
tetradic
#4FCFF4 #C74FF4 #F4744F #7CF44F
square
#4FCFF4 #C74FF4 #F4744F #7CF44F
split-complementary
#4FCFF4 #F44F7C #F4C74F
monochromatic
#0C95BD #15BFF0 #4FCFF4 #89DFF8 #C2EEFB
Accessibility & contrast
On white
1.82
#4FCFF4 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.56
#4FCFF4 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #4FCFF4
11.56:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4FCFF4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4FCFF4 | 1.00 | 1.82 | 11.56 | 11.56 |
| #FFFFFF | 1.82 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.56 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.56 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#B9CAF6
Deuteranopia (green-blind)
#A2B9F4
Tritanopia (blue-blind)
#00DBDB
Achromatopsia (no color)
#C0C0C0
Design tokens & code
CSS
--color: #4fcff4; /* rgb */ color: rgb(79, 207, 244); /* oklch */ color: oklch(79.9% 0.122 220.7);
Tailwind
colors: {
custom: {
50: '#93ddf7',
500: '#4fcff4',
950: '#000000',
},
}SCSS
$custom: #4fcff4; $custom-light: #93ddf7; $custom-dark: #000000;
JSON
{
"hex": "#4fcff4",
"rgb": {
"r": 79,
"g": 207,
"b": 244
},
"hsl": {
"h": 193.455,
"s": 88.235,
"l": 63.333
},
"oklch": {
"l": 0.79872,
"c": 0.12186,
"h": 220.7
},
"luminance": 0.5282
}Semantic roles & 50–950 ramp
primary
#4FCFF4
secondary
#BB4C2C
accent
#3401E5
background
#FCFEFF
surface
#F5FCFE
border
#CFD5D6
text
#0F1517
muted
#808485