#4B87F1#4B87F1
#4B87F1 is a light, vivid blue. Relative luminance 0.252; OKLCH L 63.6% C 0.171 H 260.9°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).
Color values
| HEX | #4B87F1 |
|---|---|
| RGB | rgb(75, 135, 241) |
| HSL | hsl(218, 86%, 62%) |
| HSV | hsv(218, 69%, 95%) |
| CMYK | cmyk(68.9%, 44%, 0%, 5.5%) |
| CIE-LAB | lab(57.24, 14.75, -59.03) |
| CIE-LCH | lch(57.24, 60.85, 284.03°) |
| OKLab | oklab(63.61% -0.0272 -0.1689) |
| OKLCH | oklch(63.61% 0.171 260.9) |
| XYZ | xyz(27.4371, 25.1718, 86.6147) |
| Luminance | 0.2517 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 1.85
Soft Blue
#6488EA
ΔE00 3.40
Azure
#007FFF
ΔE00 3.65
Dark Sky Blue
#448EE4
ΔE00 3.82
Clear Blue
#247AFD
ΔE00 4.37
Lightish Blue
#3D7AFD
ΔE00 4.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B87F1 #F1B54B
analogous
#4BDAF1 #4B87F1 #624BF1
triadic
#4B87F1 #F14B87 #87F14B
tetradic
#4B87F1 #F14BDA #F1B54B #4BF162
square
#4B87F1 #F14BDA #F1B54B #4BF162
split-complementary
#4B87F1 #F1624B #DAF14B
monochromatic
#0E4AB4 #1261EC #4B87F1 #84ADF5 #BDD3FA
Accessibility & contrast
On white
3.48
#4B87F1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.03
#4B87F1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B87F1
6.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B87F1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B87F1 | 1.00 | 3.48 | 6.03 | 6.03 |
| #FFFFFF | 3.48 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.03 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.03 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5392F5
Deuteranopia (green-blind)
#3482EF
Tritanopia (blue-blind)
#00A0B0
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4b87f1; /* rgb */ color: rgb(75, 135, 241); /* oklch */ color: oklch(63.6% 0.171 260.9);
Tailwind
colors: {
custom: {
50: '#8fa9f6',
500: '#4b87f1',
950: '#000000',
},
}SCSS
$custom: #4b87f1; $custom-light: #8fa9f6; $custom-dark: #000000;
JSON
{
"hex": "#4b87f1",
"rgb": {
"r": 75,
"g": 135,
"b": 241
},
"hsl": {
"h": 218.313,
"s": 85.567,
"l": 61.961
},
"oklch": {
"l": 0.63609,
"c": 0.17105,
"h": 260.9
},
"luminance": 0.25175
}Semantic roles & 50–950 ramp
primary
#4B87F1
secondary
#EBD4AD
accent
#9203E2
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0E0F17
muted
#7E7F85