#4A87EF#4A87EF
#4A87EF is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.4% C 0.169 H 260.4°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #4A87EF |
|---|---|
| RGB | rgb(74, 135, 239) |
| HSL | hsl(218, 84%, 61%) |
| HSV | hsv(218, 69%, 94%) |
| CMYK | cmyk(69%, 43.5%, 0%, 6.3%) |
| CIE-LAB | lab(57.09, 13.90, -58.17) |
| CIE-LCH | lch(57.09, 59.81, 283.44°) |
| OKLab | oklab(63.44% -0.0283 -0.1664) |
| OKLCH | oklch(63.44% 0.169 260.4) |
| XYZ | xyz(27.0624, 25.0130, 85.0464) |
| Luminance | 0.2502 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 1.97
Azure
#007FFF
ΔE00 3.54
Dark Sky Blue
#448EE4
ΔE00 3.59
Soft Blue
#6488EA
ΔE00 3.60
Clear Blue
#247AFD
ΔE00 4.37
Lightish Blue
#3D7AFD
ΔE00 4.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4A87EF #EFB24A
analogous
#4ADAEF #4A87EF #604AEF
triadic
#4A87EF #EF4A87 #87EF4A
tetradic
#4A87EF #EF4ADA #EFB24A #4AEF60
square
#4A87EF #EF4ADA #EFB24A #4AEF60
split-complementary
#4A87EF #EF604A #DAEF4A
monochromatic
#0F4AAF #1462E7 #4A87EF #82ACF4 #BAD2F9
Accessibility & contrast
On white
3.50
#4A87EF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.00
#4A87EF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4A87EF
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4A87EF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4A87EF | 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)
#5491F3
Deuteranopia (green-blind)
#3682ED
Tritanopia (blue-blind)
#009FAF
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4a87ef; /* rgb */ color: rgb(74, 135, 239); /* oklch */ color: oklch(63.4% 0.169 260.4);
Tailwind
colors: {
custom: {
50: '#8ea9f5',
500: '#4a87ef',
950: '#000000',
},
}SCSS
$custom: #4a87ef; $custom-light: #8ea9f5; $custom-dark: #000000;
JSON
{
"hex": "#4a87ef",
"rgb": {
"r": 74,
"g": 135,
"b": 239
},
"hsl": {
"h": 217.818,
"s": 83.756,
"l": 61.373
},
"oklch": {
"l": 0.63442,
"c": 0.16876,
"h": 260.4
},
"luminance": 0.25016
}Semantic roles & 50–950 ramp
primary
#4A87EF
secondary
#E9D2AC
accent
#8F05E0
background
#F9FAFF
surface
#F2F4FE
border
#CCCED6
text
#0E0F17
muted
#7E7F85