#4F88E8#4F88E8
#4F88E8 is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.4% C 0.157 H 260.2°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).
Color values
| HEX | #4F88E8 |
|---|---|
| RGB | rgb(79, 136, 232) |
| HSL | hsl(218, 77%, 61%) |
| HSV | hsv(218, 66%, 91%) |
| CMYK | cmyk(65.9%, 41.4%, 0%, 9%) |
| CIE-LAB | lab(57.17, 11.63, -54.15) |
| CIE-LCH | lch(57.17, 55.38, 282.12°) |
| OKLab | oklab(63.43% -0.0267 -0.1544) |
| OKLCH | oklch(63.43% 0.157 260.2) |
| XYZ | xyz(26.5889, 25.0942, 79.7707) |
| Luminance | 0.2510 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 2.61
Dark Sky Blue
#448EE4
ΔE00 3.34
Soft Blue
#6488EA
ΔE00 3.44
Azure
#007FFF
ΔE00 4.04
Cornflowerblue
#6495ED
ΔE00 4.31
Clear Blue
#247AFD
ΔE00 4.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F88E8 #E8AF4F
analogous
#4FD4E8 #4F88E8 #624FE8
triadic
#4F88E8 #E84F88 #88E84F
tetradic
#4F88E8 #E84FD4 #E8AF4F #4FE862
square
#4F88E8 #E84FD4 #E8AF4F #4FE862
split-complementary
#4F88E8 #E8624F #D4E84F
monochromatic
#164CA7 #1D64DD #4F88E8 #85ADEF #BBD1F6
Accessibility & contrast
On white
3.49
#4F88E8 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.02
#4F88E8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F88E8
6.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F88E8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F88E8 | 1.00 | 3.49 | 6.02 | 6.02 |
| #FFFFFF | 3.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B91EC
Deuteranopia (green-blind)
#4383E6
Tritanopia (blue-blind)
#009EAD
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #4f88e8; /* rgb */ color: rgb(79, 136, 232); /* oklch */ color: oklch(63.4% 0.157 260.2);
Tailwind
colors: {
custom: {
50: '#8faaf0',
500: '#4f88e8',
950: '#000000',
},
}SCSS
$custom: #4f88e8; $custom-light: #8faaf0; $custom-dark: #000000;
JSON
{
"hex": "#4f88e8",
"rgb": {
"r": 79,
"g": 136,
"b": 232
},
"hsl": {
"h": 217.647,
"s": 76.884,
"l": 60.98
},
"oklch": {
"l": 0.63431,
"c": 0.15674,
"h": 260.2
},
"luminance": 0.25097
}Semantic roles & 50–950 ramp
primary
#4F88E8
secondary
#E6D1AD
accent
#8D0CD9
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E0F16
muted
#7E7F84