#3A80BB#3A80BB
#3A80BB is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.2% C 0.115 H 246.9°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3A80BB |
|---|---|
| RGB | rgb(58, 128, 187) |
| HSL | hsl(207, 53%, 48%) |
| HSV | hsv(207, 69%, 73%) |
| CMYK | cmyk(69%, 31.6%, 0%, 26.7%) |
| CIE-LAB | lab(51.75, -2.63, -37.36) |
| CIE-LCH | lch(51.75, 37.46, 265.98°) |
| OKLab | oklab(58.22% -0.0451 -0.1057) |
| OKLCH | oklch(58.22% 0.115 246.9) |
| XYZ | xyz(18.4304, 19.9238, 49.8784) |
| Luminance | 0.1993 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Steel Blue
#4682B4
ΔE00 1.50
Cool Blue
#4984B8
ΔE00 1.97
Cerulean (survey)
#0485D1
ΔE00 3.25
Windows Blue
#3778BF
ΔE00 3.42
Off Blue
#5684AE
ΔE00 3.71
Water Blue
#0E87CC
ΔE00 3.75
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3A80BB #BB753A
analogous
#3ABBB5 #3A80BB #3A3FBB
triadic
#3A80BB #BB3A80 #80BB3A
tetradic
#3A80BB #B53ABB #BB753A #3FBB3A
square
#3A80BB #B53ABB #BB753A #3FBB3A
split-complementary
#3A80BB #BB3A3F #BBB53A
monochromatic
#1D405E #2C608C #3A80BB #639ECF #92BBDD
Accessibility & contrast
On white
4.21
#3A80BB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#3A80BB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3A80BB
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3A80BB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3A80BB | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6682BE
Deuteranopia (green-blind)
#5476BA
Tritanopia (blue-blind)
#008E95
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #3a80bb; /* rgb */ color: rgb(58, 128, 187); /* oklch */ color: oklch(58.2% 0.115 246.9);
Tailwind
colors: {
custom: {
50: '#7fa4cf',
500: '#3a80bb',
950: '#000000',
},
}SCSS
$custom: #3a80bb; $custom-light: #7fa4cf; $custom-dark: #000000;
JSON
{
"hex": "#3a80bb",
"rgb": {
"r": 58,
"g": 128,
"b": 187
},
"hsl": {
"h": 207.442,
"s": 52.653,
"l": 48.039
},
"oklch": {
"l": 0.58219,
"c": 0.11495,
"h": 246.9
},
"luminance": 0.19926
}Semantic roles & 50–950 ramp
primary
#3A80BB
secondary
#C8A688
accent
#8E4CDC
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B0F14
muted
#7C7F82