#4C90EB#4C90EB
#4C90EB is a light, vivid cyan. Relative luminance 0.275; OKLCH L 65.2% C 0.153 H 256.4°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).
Color values
| HEX | #4C90EB |
|---|---|
| RGB | rgb(76, 144, 235) |
| HSL | hsl(214, 80%, 61%) |
| HSV | hsv(214, 68%, 92%) |
| CMYK | cmyk(67.7%, 38.7%, 0%, 7.8%) |
| CIE-LAB | lab(59.41, 7.41, -52.24) |
| CIE-LCH | lch(59.41, 52.76, 278.07°) |
| OKLab | oklab(65.19% -0.0359 -0.1488) |
| OKLCH | oklch(65.19% 0.153 256.4) |
| XYZ | xyz(27.9437, 27.4783, 82.4123) |
| Luminance | 0.2748 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 1.50
Dodgerblue
#1E90FF
ΔE00 2.64
Cornflowerblue
#6495ED
ΔE00 3.28
Dodger Blue
#3E82FC
ΔE00 4.90
Faded Blue
#658CBB
ΔE00 5.51
Soft Blue
#6488EA
ΔE00 5.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4C90EB #EBA74C
analogous
#4CDFEB #4C90EB #574CEB
triadic
#4C90EB #EB4C90 #90EB4C
tetradic
#4C90EB #EB4CDF #EBA74C #4CEB57
square
#4C90EB #EB4CDF #EBA74C #4CEB57
split-complementary
#4C90EB #EB574C #DFEB4C
monochromatic
#1353AA #196EE1 #4C90EB #83B2F1 #BAD4F7
Accessibility & contrast
On white
3.23
#4C90EB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.50
#4C90EB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4C90EB
6.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4C90EB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4C90EB | 1.00 | 3.23 | 6.50 | 6.50 |
| #FFFFFF | 3.23 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.50 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.50 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6797EF
Deuteranopia (green-blind)
#4F88E9
Tritanopia (blue-blind)
#00A5B2
Achromatopsia (no color)
#8F8F8F
Design tokens & code
CSS
--color: #4c90eb; /* rgb */ color: rgb(76, 144, 235); /* oklch */ color: oklch(65.2% 0.153 256.4);
Tailwind
colors: {
custom: {
50: '#8eb0f2',
500: '#4c90eb',
950: '#000000',
},
}SCSS
$custom: #4c90eb; $custom-light: #8eb0f2; $custom-dark: #000000;
JSON
{
"hex": "#4c90eb",
"rgb": {
"r": 76,
"g": 144,
"b": 235
},
"hsl": {
"h": 214.34,
"s": 79.899,
"l": 60.98
},
"oklch": {
"l": 0.65194,
"c": 0.15306,
"h": 256.4
},
"luminance": 0.27481
}Semantic roles & 50–950 ramp
primary
#4C90EB
secondary
#E7CEAB
accent
#8209DC
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1017
muted
#7E7F85