#4F88DA#4F88DA
#4F88DA is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.6% C 0.138 H 257.6°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).
Color values
| HEX | #4F88DA |
|---|---|
| RGB | rgb(79, 136, 218) |
| HSL | hsl(215, 65%, 58%) |
| HSV | hsv(215, 64%, 85%) |
| CMYK | cmyk(63.8%, 37.6%, 0%, 14.5%) |
| CIE-LAB | lab(56.42, 6.84, -47.52) |
| CIE-LCH | lch(56.42, 48.01, 278.19°) |
| OKLab | oklab(62.61% -0.0297 -0.135) |
| OKLCH | oklch(62.61% 0.138 257.6) |
| XYZ | xyz(24.6790, 24.3302, 69.7117) |
| Luminance | 0.2433 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.81
Dodger Blue
#3E82FC
ΔE00 3.72
Faded Blue
#658CBB
ΔE00 4.09
Azure
#007FFF
ΔE00 4.35
Soft Blue
#6488EA
ΔE00 4.49
Cool Blue
#4984B8
ΔE00 4.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F88DA #DAA14F
analogous
#4FCDDA #4F88DA #5B4FDA
triadic
#4F88DA #DA4F88 #88DA4F
tetradic
#4F88DA #DA4FCD #DAA14F #4FDA5B
square
#4F88DA #DA4FCD #DAA14F #4FDA5B
split-complementary
#4F88DA #DA5B4F #CDDA4F
monochromatic
#1E4D90 #2968C3 #4F88DA #82AAE5 #B4CCEF
Accessibility & contrast
On white
3.58
#4F88DA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.87
#4F88DA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4F88DA
5.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F88DA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F88DA | 1.00 | 3.58 | 5.87 | 5.87 |
| #FFFFFF | 3.58 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.87 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.87 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#648EDD
Deuteranopia (green-blind)
#5081D8
Tritanopia (blue-blind)
#009BA6
Achromatopsia (no color)
#878787
Design tokens & code
CSS
--color: #4f88da; /* rgb */ color: rgb(79, 136, 218); /* oklch */ color: oklch(62.6% 0.138 257.6);
Tailwind
colors: {
custom: {
50: '#8daae6',
500: '#4f88da',
950: '#000000',
},
}SCSS
$custom: #4f88da; $custom-light: #8daae6; $custom-dark: #000000;
JSON
{
"hex": "#4f88da",
"rgb": {
"r": 79,
"g": 136,
"b": 218
},
"hsl": {
"h": 215.396,
"s": 65.258,
"l": 58.235
},
"oklch": {
"l": 0.62605,
"c": 0.13825,
"h": 257.6
},
"luminance": 0.24333
}Semantic roles & 50–950 ramp
primary
#4F88DA
secondary
#DEC7A7
accent
#A340E8
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D1016
muted
#7E7F84