#3BB9CB#3BB9CB
#3BB9CB is a light, moderate teal. Relative luminance 0.399; OKLCH L 72.6% C 0.110 H 208.9°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3BB9CB |
|---|---|
| RGB | rgb(59, 185, 203) |
| HSL | hsl(188, 58%, 51%) |
| HSV | hsv(188, 71%, 80%) |
| CMYK | cmyk(70.9%, 8.9%, 0%, 20.4%) |
| CIE-LAB | lab(69.42, -28.05, -19.04) |
| CIE-LCH | lch(69.42, 33.90, 214.17°) |
| OKLab | oklab(72.55% -0.096 -0.0529) |
| OKLCH | oklch(72.55% 0.11 208.9) |
| XYZ | xyz(29.9274, 39.9360, 62.6195) |
| Luminance | 0.3994 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 2.83
Aqua Blue
#02D8E9
ΔE00 8.03
Darkturquoise
#00CED1
ΔE00 8.22
Neon Blue
#04D9FF
ΔE00 9.46
Cadetblue
#5F9EA0
ΔE00 9.86
Bright Sky Blue
#02CCFE
ΔE00 9.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3BB9CB #CB4D3B
analogous
#3BCB95 #3BB9CB #3B71CB
triadic
#3BB9CB #CB3BB9 #B9CB3B
tetradic
#3BB9CB #953BCB #CB4D3B #71CB3B
square
#3BB9CB #953BCB #CB4D3B #71CB3B
split-complementary
#3BB9CB #CB3B71 #CB953B
monochromatic
#1D646E #2A909F #3BB9CB #6BCAD8 #9CDCE5
Accessibility & contrast
On white
2.34
#3BB9CB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.99
#3BB9CB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3BB9CB
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3BB9CB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3BB9CB | 1.00 | 2.34 | 8.99 | 8.99 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#A9B2CC
Deuteranopia (green-blind)
#94A3CB
Tritanopia (blue-blind)
#00C1BE
Achromatopsia (no color)
#AAAAAA
Design tokens & code
CSS
--color: #3bb9cb; /* rgb */ color: rgb(59, 185, 203); /* oklch */ color: oklch(72.6% 0.110 208.9);
Tailwind
colors: {
custom: {
50: '#85ceda',
500: '#3bb9cb',
950: '#000000',
},
}SCSS
$custom: #3bb9cb; $custom-light: #85ceda; $custom-dark: #000000;
JSON
{
"hex": "#3bb9cb",
"rgb": {
"r": 59,
"g": 185,
"b": 203
},
"hsl": {
"h": 187.5,
"s": 58.065,
"l": 51.373
},
"oklch": {
"l": 0.72552,
"c": 0.10967,
"h": 208.9
},
"luminance": 0.3994
}Semantic roles & 50–950 ramp
primary
#3BB9CB
secondary
#D19991
accent
#5A47E1
background
#F8FCFD
surface
#F0F9FA
border
#CBD2D3
text
#0C1314
muted
#7D8283