#4F87FA#4F87FA
#4F87FA is a light, vivid blue. Relative luminance 0.259; OKLCH L 64.4% C 0.182 H 262.8°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).
Color values
| HEX | #4F87FA |
|---|---|
| RGB | rgb(79, 135, 250) |
| HSL | hsl(220, 94%, 65%) |
| HSV | hsv(220, 68%, 98%) |
| CMYK | cmyk(68.4%, 46%, 0%, 2%) |
| CIE-LAB | lab(57.93, 18.47, -62.89) |
| CIE-LCH | lch(57.93, 65.55, 286.36°) |
| OKLab | oklab(64.35% -0.0227 -0.1802) |
| OKLCH | oklch(64.35% 0.182 262.8) |
| XYZ | xyz(29.1376, 25.8894, 93.8855) |
| Luminance | 0.2589 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dodger Blue
#3E82FC
ΔE00 1.91
Soft Blue
#6488EA
ΔE00 2.86
Lightish Blue
#3D7AFD
ΔE00 4.16
Azure
#007FFF
ΔE00 4.33
Cornflowerblue
#6495ED
ΔE00 4.41
Clear Blue
#247AFD
ΔE00 4.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F87FA #FAC24F
analogous
#4FDCFA #4F87FA #6D4FFA
triadic
#4F87FA #FA4F87 #87FA4F
tetradic
#4F87FA #FA4FDC #FAC24F #4FFA6D
square
#4F87FA #FA4FDC #FAC24F #4FFA6D
split-complementary
#4F87FA #FA6D4F #DCFA4F
monochromatic
#0646C9 #135EF8 #4F87FA #8BB0FC #C6D8FD
Accessibility & contrast
On white
3.40
#4F87FA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.18
#4F87FA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F87FA
6.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F87FA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F87FA | 1.00 | 3.40 | 6.18 | 6.18 |
| #FFFFFF | 3.40 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.18 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.18 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4B94FE
Deuteranopia (green-blind)
#2684F8
Tritanopia (blue-blind)
#00A2B4
Achromatopsia (no color)
#8B8B8B
Design tokens & code
CSS
--color: #4f87fa; /* rgb */ color: rgb(79, 135, 250); /* oklch */ color: oklch(64.4% 0.182 262.8);
Tailwind
colors: {
custom: {
50: '#92a9fd',
500: '#4f87fa',
950: '#000000',
},
}SCSS
$custom: #4f87fa; $custom-light: #92a9fd; $custom-dark: #000000;
JSON
{
"hex": "#4f87fa",
"rgb": {
"r": 79,
"g": 135,
"b": 250
},
"hsl": {
"h": 220.351,
"s": 94.475,
"l": 64.51
},
"oklch": {
"l": 0.64354,
"c": 0.18158,
"h": 262.8
},
"luminance": 0.25892
}Semantic roles & 50–950 ramp
primary
#4F87FA
secondary
#F0DDB5
accent
#9A00E6
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0E0F18
muted
#7E7F86