#2B9CB7#2B9CB7
#2B9CB7 is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.3% C 0.104 H 217.9°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).
Color values
| HEX | #2B9CB7 |
|---|---|
| RGB | rgb(43, 156, 183) |
| HSL | hsl(192, 62%, 44%) |
| HSV | hsv(192, 77%, 72%) |
| CMYK | cmyk(76.5%, 14.8%, 0%, 28.2%) |
| CIE-LAB | lab(59.62, -21.65, -22.89) |
| CIE-LCH | lch(59.62, 31.51, 226.60°) |
| OKLab | oklab(64.32% -0.0822 -0.064) |
| OKLCH | oklch(64.32% 0.104 217.9) |
| XYZ | xyz(21.4284, 27.7068, 49.0092) |
| Luminance | 0.2771 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 7.25
Turquoise Blue
#06B1C4
ΔE00 7.36
Greyblue
#77A1B5
ΔE00 8.77
Cadetblue
#5F9EA0
ΔE00 9.09
Dirty Blue
#3F829D
ΔE00 9.31
Bluegrey
#85A3B2
ΔE00 11.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B9CB7 #B7462B
analogous
#2BB78C #2B9CB7 #2B56B7
triadic
#2B9CB7 #B72B9C #9CB72B
tetradic
#2B9CB7 #8C2BB7 #B7462B #56B72B
square
#2B9CB7 #8C2BB7 #B7462B #56B72B
split-complementary
#2B9CB7 #B72B56 #B78C2B
monochromatic
#144854 #1F7285 #2B9CB7 #4BBAD5 #7CCDE0
Accessibility & contrast
On white
3.21
#2B9CB7 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.54
#2B9CB7 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #2B9CB7
6.54:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B9CB7 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##2B9CB7 | 1.00 | 3.21 | 6.54 | 6.54 |
| #FFFFFF | 3.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.54 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.54 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8B97B8
Deuteranopia (green-blind)
#788AB7
Tritanopia (blue-blind)
#00A5A5
Achromatopsia (no color)
#909090
Design tokens & code
CSS
--color: #2b9cb7; /* rgb */ color: rgb(43, 156, 183); /* oklch */ color: oklch(64.3% 0.104 217.9);
Tailwind
colors: {
custom: {
50: '#7ab9cc',
500: '#2b9cb7',
950: '#000000',
},
}SCSS
$custom: #2b9cb7; $custom-light: #7ab9cc; $custom-dark: #000000;
JSON
{
"hex": "#2b9cb7",
"rgb": {
"r": 43,
"g": 156,
"b": 183
},
"hsl": {
"h": 191.571,
"s": 61.947,
"l": 44.314
},
"oklch": {
"l": 0.64322,
"c": 0.10411,
"h": 217.9
},
"luminance": 0.27709
}Semantic roles & 50–950 ramp
primary
#2B9CB7
secondary
#C98575
accent
#6243E5
background
#F8FBFC
surface
#EFF6F8
border
#CAD0D1
text
#0B1113
muted
#7C8082