#4B8ACB#4B8ACB
#4B8ACB is a light, moderate cyan. Relative luminance 0.240; OKLCH L 62.0% C 0.119 H 250.9°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).
Color values
| HEX | #4B8ACB |
|---|---|
| RGB | rgb(75, 138, 203) |
| HSL | hsl(210, 55%, 55%) |
| HSV | hsv(210, 63%, 80%) |
| CMYK | cmyk(63.1%, 32%, 0%, 20.4%) |
| CIE-LAB | lab(56.07, -0.13, -39.63) |
| CIE-LCH | lch(56.07, 39.63, 269.81°) |
| OKLab | oklab(62.04% -0.0387 -0.112) |
| OKLCH | oklch(62.04% 0.119 250.9) |
| XYZ | xyz(22.7657, 23.9824, 59.9177) |
| Luminance | 0.2399 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.71
Cool Blue
#4984B8
ΔE00 3.04
Steel Blue
#4682B4
ΔE00 3.99
Faded Blue
#658CBB
ΔE00 4.03
Off Blue
#5684AE
ΔE00 4.11
Dusty Blue
#5A86AD
ΔE00 4.27
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B8ACB #CB8C4B
analogous
#4BCACB #4B8ACB #4C4BCB
triadic
#4B8ACB #CB4B8A #8ACB4B
tetradic
#4B8ACB #CB4BCA #CB8C4B #4BCB4C
square
#4B8ACB #CB4BCA #CB8C4B #4BCB4C
split-complementary
#4B8ACB #CB4C4B #CACB4B
monochromatic
#234D79 #316BA8 #4B8ACB #7AA9D9 #AAC8E6
Accessibility & contrast
On white
3.62
#4B8ACB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.80
#4B8ACB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B8ACB
5.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B8ACB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B8ACB | 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)
#6E8DCE
Deuteranopia (green-blind)
#5D81CA
Tritanopia (blue-blind)
#0099A1
Achromatopsia (no color)
#868686
Design tokens & code
CSS
--color: #4b8acb; /* rgb */ color: rgb(75, 138, 203); /* oklch */ color: oklch(62.0% 0.119 250.9);
Tailwind
colors: {
custom: {
50: '#89abdb',
500: '#4b8acb',
950: '#000000',
},
}SCSS
$custom: #4b8acb; $custom-light: #89abdb; $custom-dark: #000000;
JSON
{
"hex": "#4b8acb",
"rgb": {
"r": 75,
"g": 138,
"b": 203
},
"hsl": {
"h": 210.469,
"s": 55.172,
"l": 54.51
},
"oklch": {
"l": 0.62044,
"c": 0.11854,
"h": 250.9
},
"luminance": 0.23985
}Semantic roles & 50–950 ramp
primary
#4B8ACB
secondary
#D4B99E
accent
#9549DF
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0D1015
muted
#7D7F83