#4E99E3#4E99E3
#4E99E3 is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.8% C 0.133 H 250.2°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #4E99E3 |
|---|---|
| RGB | rgb(78, 153, 227) |
| HSL | hsl(210, 73%, 60%) |
| HSV | hsv(210, 66%, 89%) |
| CMYK | cmyk(65.6%, 32.6%, 0%, 11%) |
| CIE-LAB | lab(61.61, -0.27, -44.34) |
| CIE-LCH | lch(61.61, 44.34, 269.65°) |
| OKLab | oklab(66.8% -0.0452 -0.1255) |
| OKLCH | oklch(66.8% 0.133 250.2) |
| XYZ | xyz(28.3931, 29.9453, 76.9418) |
| Luminance | 0.2995 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 3.47
Dodgerblue
#1E90FF
ΔE00 3.60
Dark Sky Blue
#448EE4
ΔE00 3.60
Cornflowerblue
#6495ED
ΔE00 4.99
Faded Blue
#658CBB
ΔE00 6.79
Water Blue
#0E87CC
ΔE00 7.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4E99E3 #E3984E
analogous
#4EE3E3 #4E99E3 #4E4EE3
triadic
#4E99E3 #E34E99 #99E34E
tetradic
#4E99E3 #E34EE3 #E3984E #4EE34E
square
#4E99E3 #E34EE3 #E3984E #4EE34E
split-complementary
#4E99E3 #E34E4E #E3E34E
monochromatic
#195C9E #217AD3 #4E99E3 #83B7EB #B8D6F4
Accessibility & contrast
On white
3.00
#4E99E3 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.99
#4E99E3 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4E99E3
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4E99E3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4E99E3 | 1.00 | 3.00 | 6.99 | 6.99 |
| #FFFFFF | 3.00 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#799DE6
Deuteranopia (green-blind)
#648EE2
Tritanopia (blue-blind)
#00AAB4
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #4e99e3; /* rgb */ color: rgb(78, 153, 227); /* oklch */ color: oklch(66.8% 0.133 250.2);
Tailwind
colors: {
custom: {
50: '#8eb6ec',
500: '#4e99e3',
950: '#000000',
},
}SCSS
$custom: #4e99e3; $custom-light: #8eb6ec; $custom-dark: #000000;
JSON
{
"hex": "#4e99e3",
"rgb": {
"r": 78,
"g": 153,
"b": 227
},
"hsl": {
"h": 209.799,
"s": 72.683,
"l": 59.804
},
"oklch": {
"l": 0.66797,
"c": 0.13342,
"h": 250.2
},
"luminance": 0.29948
}Semantic roles & 50–950 ramp
primary
#4E99E3
secondary
#E3C6AA
accent
#9338EF
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0D1116
muted
#7E8084