#2BB9DC
Closest named color: Turquoise Blue (#06B1C4). oklch(72.9% 0.123 219.3), rgb(43, 185, 220).
Aa
Black text reads best on this color (9.07:1).
About this color
#2BB9DC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.123 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.041 away. Black text reads best on it, at 9.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 9.07:1 |
| White text | 2.31:1 |
Values
| HEX | #2BB9DC |
| RGB | rgb(43, 185, 220) |
| HSL | hsl(192, 72%, 52%) |
| OKLCH | oklch(72.9% 0.123 219.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2BB9DC | 2.31:1 | Fails | Lc -50.0 | Large or bold text, headings |
| Black text on #2BB9DC | 9.07:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #2BB9DC text on white | 2.31:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #2BB9DC text on black | 9.07:1 | AAA | Lc -56.9 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#EEF7FA
oklch(97% 0.01 219.6)
-
Step 100
100
#DAEEF4
oklch(93.6% 0.023 217.6)
-
Step 200
200
#BBE0ED
oklch(88.4% 0.043 221.1)
-
Step 300
300
#86CDE3
oklch(80.9% 0.077 219.5)
-
Step 400
400 (this color)
#2BB9DC
oklch(72.9% 0.123 219.3)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00809B
oklch(55.5% 0.101 219.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#2BB9DC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #A3B4DE | 0.103 |
| Deuteranopia (no green cones) | #8CA3DC | 0.092 |
| Tritanopia (no blue cones) | #00C5C4 | 0.057 |
| Achromatopsia (no color) | #AAAAAA | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2BB9DC
#2BB9DC
oklch(72.9% 0.123 219.3)
- #E98B6B
#E98B6B
oklch(72.9% 0.124 39.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2BB9DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.041
- Deep Sky Blue #00BFFF ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Bright Sky Blue #02CCFE ΔE 0.062
- Dark Turquoise #00CED1 ΔE 0.066
- Topaz #13BBAF ΔE 0.071
- Light Sea Green #20B2AA ΔE 0.073
- Lightblue #7BC8F6 ΔE 0.081
Use #2BB9DC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.