#3FA1BB#3FA1BB
#3FA1BB is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.2% C 0.097 H 218.6°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).
Color values
| HEX | #3FA1BB |
|---|---|
| RGB | rgb(63, 161, 187) |
| HSL | hsl(193, 50%, 49%) |
| HSV | hsv(193, 66%, 73%) |
| CMYK | cmyk(66.3%, 13.9%, 0%, 26.7%) |
| CIE-LAB | lab(61.77, -20.23, -21.81) |
| CIE-LCH | lch(61.77, 29.75, 227.16°) |
| OKLab | oklab(66.23% -0.0761 -0.0608) |
| OKLCH | oklch(66.23% 0.097 218.6) |
| XYZ | xyz(23.7607, 30.1318, 51.5679) |
| Luminance | 0.3013 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 6.48
Greyblue
#77A1B5
ΔE00 7.47
Cadetblue
#5F9EA0
ΔE00 8.68
Teal Blue
#01889F
ΔE00 9.12
Bluegrey
#85A3B2
ΔE00 10.23
Dirty Blue
#3F829D
ΔE00 10.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FA1BB #BB593F
analogous
#3FBB97 #3FA1BB #3F63BB
triadic
#3FA1BB #BB3FA1 #A1BB3F
tetradic
#3FA1BB #973FBB #BB593F #63BB3F
square
#3FA1BB #973FBB #BB593F #63BB3F
split-complementary
#3FA1BB #BB3F63 #BB973F
monochromatic
#20525F #307A8D #3FA1BB #6AB8CD #98CEDC
Accessibility & contrast
On white
2.99
#3FA1BB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.03
#3FA1BB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FA1BB
7.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FA1BB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FA1BB | 1.00 | 2.99 | 7.03 | 7.03 |
| #FFFFFF | 2.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.03 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.03 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#909DBC
Deuteranopia (green-blind)
#7F90BB
Tritanopia (blue-blind)
#00AAA9
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #3fa1bb; /* rgb */ color: rgb(63, 161, 187); /* oklch */ color: oklch(66.2% 0.097 218.6);
Tailwind
colors: {
custom: {
50: '#82bdcf',
500: '#3fa1bb',
950: '#000000',
},
}SCSS
$custom: #3fa1bb; $custom-light: #82bdcf; $custom-dark: #000000;
JSON
{
"hex": "#3fa1bb",
"rgb": {
"r": 63,
"g": 161,
"b": 187
},
"hsl": {
"h": 192.581,
"s": 49.6,
"l": 49.02
},
"oklch": {
"l": 0.66232,
"c": 0.09742,
"h": 218.6
},
"luminance": 0.30134
}Semantic roles & 50–950 ramp
primary
#3FA1BB
secondary
#C89A8E
accent
#6C4FD9
background
#F8FBFC
surface
#F0F6F9
border
#CBD0D2
text
#0C1213
muted
#7D8182