#4B87EC#4B87EC
#4B87EC is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.3% C 0.164 H 260.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).
Color values
| HEX | #4B87EC |
|---|---|
| RGB | rgb(75, 135, 236) |
| HSL | hsl(218, 81%, 61%) |
| HSV | hsv(218, 68%, 93%) |
| CMYK | cmyk(68.2%, 42.8%, 0%, 7.5%) |
| CIE-LAB | lab(56.96, 13.00, -56.72) |
| CIE-LCH | lch(56.96, 58.19, 282.91°) |
| OKLab | oklab(63.3% -0.0281 -0.1621) |
| OKLCH | oklch(63.3% 0.164 260.2) |
| XYZ | xyz(26.7005, 24.8772, 82.7352) |
| Luminance | 0.2488 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.15
Dark Sky Blue
#448EE4
ΔE00 3.48
Azure
#007FFF
ΔE00 3.60
Soft Blue
#6488EA
ΔE00 3.62
Clear Blue
#247AFD
ΔE00 4.44
Lightish Blue
#3D7AFD
ΔE00 4.60
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B87EC #ECB04B
analogous
#4BD7EC #4B87EC #5F4BEC
triadic
#4B87EC #EC4B87 #87EC4B
tetradic
#4B87EC #EC4BD7 #ECB04B #4BEC5F
square
#4B87EC #EC4BD7 #ECB04B #4BEC5F
split-complementary
#4B87EC #EC5F4B #D7EC4B
monochromatic
#124BAB #1863E2 #4B87EC #82ACF2 #BAD1F8
Accessibility & contrast
On white
3.51
#4B87EC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.98
#4B87EC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B87EC
5.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B87EC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B87EC | 1.00 | 3.51 | 5.98 | 5.98 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.98 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.98 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5691F0
Deuteranopia (green-blind)
#3B82EA
Tritanopia (blue-blind)
#009EAE
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4b87ec; /* rgb */ color: rgb(75, 135, 236); /* oklch */ color: oklch(63.3% 0.164 260.2);
Tailwind
colors: {
custom: {
50: '#8ea9f3',
500: '#4b87ec',
950: '#000000',
},
}SCSS
$custom: #4b87ec; $custom-light: #8ea9f3; $custom-dark: #000000;
JSON
{
"hex": "#4b87ec",
"rgb": {
"r": 75,
"g": 135,
"b": 236
},
"hsl": {
"h": 217.64,
"s": 80.905,
"l": 60.98
},
"oklch": {
"l": 0.63295,
"c": 0.16449,
"h": 260.2
},
"luminance": 0.2488
}Semantic roles & 50–950 ramp
primary
#4B87EC
secondary
#E8D1AB
accent
#8E08DD
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E0F17
muted
#7E7F85