#4B87EE#4B87EE
#4B87EE is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.4% C 0.167 H 260.5°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #4B87EE |
|---|---|
| RGB | rgb(75, 135, 238) |
| HSL | hsl(218, 83%, 61%) |
| HSV | hsv(218, 68%, 93%) |
| CMYK | cmyk(68.5%, 43.3%, 0%, 6.7%) |
| CIE-LAB | lab(57.07, 13.70, -57.65) |
| CIE-LCH | lch(57.07, 59.25, 283.37°) |
| OKLab | oklab(63.42% -0.0277 -0.1648) |
| OKLCH | oklch(63.42% 0.167 260.5) |
| XYZ | xyz(26.9927, 24.9941, 84.2741) |
| Luminance | 0.2500 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.02
Soft Blue
#6488EA
ΔE00 3.52
Azure
#007FFF
ΔE00 3.61
Dark Sky Blue
#448EE4
ΔE00 3.61
Clear Blue
#247AFD
ΔE00 4.40
Lightish Blue
#3D7AFD
ΔE00 4.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B87EE #EEB24B
analogous
#4BD9EE #4B87EE #614BEE
triadic
#4B87EE #EE4B87 #87EE4B
tetradic
#4B87EE #EE4BD9 #EEB24B #4BEE61
square
#4B87EE #EE4BD9 #EEB24B #4BEE61
split-complementary
#4B87EE #EE614B #D9EE4B
monochromatic
#104AAE #1662E6 #4B87EE #83ACF3 #BBD2F9
Accessibility & contrast
On white
3.50
#4B87EE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.00
#4B87EE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B87EE
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B87EE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B87EE | 1.00 | 3.50 | 6.00 | 6.00 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.00 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.00 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5591F2
Deuteranopia (green-blind)
#3882EC
Tritanopia (blue-blind)
#009FAF
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4b87ee; /* rgb */ color: rgb(75, 135, 238); /* oklch */ color: oklch(63.4% 0.167 260.5);
Tailwind
colors: {
custom: {
50: '#8fa9f4',
500: '#4b87ee',
950: '#000000',
},
}SCSS
$custom: #4b87ee; $custom-light: #8fa9f4; $custom-dark: #000000;
JSON
{
"hex": "#4b87ee",
"rgb": {
"r": 75,
"g": 135,
"b": 238
},
"hsl": {
"h": 217.914,
"s": 82.741,
"l": 61.373
},
"oklch": {
"l": 0.6342,
"c": 0.16712,
"h": 260.5
},
"luminance": 0.24997
}Semantic roles & 50–950 ramp
primary
#4B87EE
secondary
#E9D2AC
accent
#8F06DF
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E0F17
muted
#7E7F85