#4C81B0#4C81B0
#4C81B0 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.6% C 0.092 H 246.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).
Color values
| HEX | #4C81B0 |
|---|---|
| RGB | rgb(76, 129, 176) |
| HSL | hsl(208, 40%, 49%) |
| HSV | hsv(208, 57%, 69%) |
| CMYK | cmyk(56.8%, 26.7%, 0%, 31%) |
| CIE-LAB | lab(52.25, -3.57, -30.20) |
| CIE-LCH | lch(52.25, 30.41, 263.26°) |
| OKLab | oklab(58.65% -0.0362 -0.0847) |
| OKLCH | oklch(58.65% 0.092 246.9) |
| XYZ | xyz(18.6644, 20.3700, 44.0141) |
| Luminance | 0.2037 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Steel Blue
#4682B4
ΔE00 1.00
Cool Blue
#4984B8
ΔE00 1.43
Off Blue
#5684AE
ΔE00 1.71
Dusty Blue
#5A86AD
ΔE00 2.63
Stormy Blue
#507B9C
ΔE00 3.84
Windows Blue
#3778BF
ΔE00 4.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4C81B0 #B07B4C
analogous
#4CB0AD #4C81B0 #4C4FB0
triadic
#4C81B0 #B04C81 #81B04C
tetradic
#4C81B0 #AD4CB0 #B07B4C #4FB04C
square
#4C81B0 #AD4CB0 #B07B4C #4FB04C
split-complementary
#4C81B0 #B04C4F #B0AD4C
monochromatic
#27425B #3A6285 #4C81B0 #769FC4 #A0BDD6
Accessibility & contrast
On white
4.14
#4C81B0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.07
#4C81B0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4C81B0
5.07:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4C81B0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4C81B0 | 1.00 | 4.14 | 5.07 | 5.07 |
| #FFFFFF | 4.14 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.07 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.07 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D82B2
Deuteranopia (green-blind)
#6078AF
Tritanopia (blue-blind)
#008C91
Achromatopsia (no color)
#7D7D7D
Design tokens & code
CSS
--color: #4c81b0; /* rgb */ color: rgb(76, 129, 176); /* oklch */ color: oklch(58.6% 0.092 246.9);
Tailwind
colors: {
custom: {
50: '#86a5c7',
500: '#4c81b0',
950: '#000000',
},
}SCSS
$custom: #4c81b0; $custom-light: #86a5c7; $custom-dark: #000000;
JSON
{
"hex": "#4c81b0",
"rgb": {
"r": 76,
"g": 129,
"b": 176
},
"hsl": {
"h": 208.2,
"s": 39.683,
"l": 49.412
},
"oklch": {
"l": 0.58645,
"c": 0.09214,
"h": 246.9
},
"luminance": 0.20372
}Semantic roles & 50–950 ramp
primary
#4C81B0
secondary
#C3AB95
accent
#9058D0
background
#F8FAFC
surface
#F0F4F8
border
#CBCED1
text
#0C0F13
muted
#7D7F82