#4B87DC#4B87DC
#4B87DC is a light, vivid blue. Relative luminance 0.240; OKLCH L 62.3% C 0.143 H 257.4°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).
Color values
| HEX | #4B87DC |
|---|---|
| RGB | rgb(75, 135, 220) |
| HSL | hsl(215, 67%, 58%) |
| HSV | hsv(215, 66%, 86%) |
| CMYK | cmyk(65.9%, 38.6%, 0%, 13.7%) |
| CIE-LAB | lab(56.08, 7.44, -49.19) |
| CIE-LCH | lch(56.08, 49.75, 278.61°) |
| OKLab | oklab(62.33% -0.0314 -0.14) |
| OKLCH | oklch(62.33% 0.143 257.4) |
| XYZ | xyz(24.4792, 23.9887, 71.0365) |
| Luminance | 0.2399 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.85
Dodger Blue
#3E82FC
ΔE00 3.54
Azure
#007FFF
ΔE00 3.94
Faded Blue
#658CBB
ΔE00 4.45
Cool Blue
#4984B8
ΔE00 4.66
Soft Blue
#6488EA
ΔE00 4.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B87DC #DCA04B
analogous
#4BD0DC #4B87DC #574BDC
triadic
#4B87DC #DC4B87 #87DC4B
tetradic
#4B87DC #DC4BD0 #DCA04B #4BDC57
square
#4B87DC #DC4BD0 #DCA04B #4BDC57
split-complementary
#4B87DC #DC574B #D0DC4B
monochromatic
#1C4C91 #2667C4 #4B87DC #7EA9E6 #B1CBF0
Accessibility & contrast
On white
3.62
#4B87DC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.80
#4B87DC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B87DC
5.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B87DC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B87DC | 1.00 | 3.62 | 5.80 | 5.80 |
| #FFFFFF | 3.62 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.80 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.80 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#618EDF
Deuteranopia (green-blind)
#4B80DA
Tritanopia (blue-blind)
#009BA7
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #4b87dc; /* rgb */ color: rgb(75, 135, 220); /* oklch */ color: oklch(62.3% 0.143 257.4);
Tailwind
colors: {
custom: {
50: '#8ba9e7',
500: '#4b87dc',
950: '#000000',
},
}SCSS
$custom: #4b87dc; $custom-light: #8ba9e7; $custom-dark: #000000;
JSON
{
"hex": "#4b87dc",
"rgb": {
"r": 75,
"g": 135,
"b": 220
},
"hsl": {
"h": 215.172,
"s": 67.442,
"l": 57.843
},
"oklch": {
"l": 0.62328,
"c": 0.14346,
"h": 257.4
},
"luminance": 0.23991
}Semantic roles & 50–950 ramp
primary
#4B87DC
secondary
#DEC6A4
accent
#A33DEA
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D0F16
muted
#7E7F84