#2BB9DE
Closest named color: Turquoise Blue (#06B1C4). oklch(73% 0.124 220.6), rgb(43, 185, 222).
Aa
Black text reads best on this color (9.09:1).
About this color
#2BB9DE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.124 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.043 away. Black text reads best on it, at 9.09:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #2BB9DE |
| RGB | rgb(43, 185, 222) |
| HSL | hsl(192, 73%, 52%) |
| OKLCH | oklch(73% 0.124 220.6) |
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 #2BB9DE | 2.30:1 | Fails | Lc -49.9 | Large or bold text, headings |
| Black text on #2BB9DE | 9.09:1 | AAA | Lc 58.9 | Large or bold text, headings |
| #2BB9DE text on white | 2.30:1 | Fails | Lc 45.1 | Large or bold text, headings |
| #2BB9DE text on black | 9.09:1 | AAA | Lc -57.0 | 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
#86CDE4
oklch(81% 0.078 220.4)
-
Step 400
400 (this color)
#2BB9DE
oklch(73% 0.124 220.6)
-
Step 500
500
#0099BA
oklch(63.2% 0.115 220.3)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#2BB9DE 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) | #A3B4E0 | 0.103 |
| Deuteranopia (no green cones) | #8BA3DE | 0.091 |
| Tritanopia (no blue cones) | #00C5C5 | 0.058 |
| Achromatopsia (no color) | #ABABAB | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2BB9DE
#2BB9DE
oklch(73% 0.124 220.6)
- #E98B69
#E98B69
oklch(72.9% 0.125 40.5)
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 #2BB9DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.043
- Deep Sky Blue #00BFFF ΔE 0.047
- Vivid Sky Blue #4CC9F0 ΔE 0.053
- Bright Sky Blue #02CCFE ΔE 0.060
- Dark Turquoise #00CED1 ΔE 0.068
- Topaz #13BBAF ΔE 0.074
- Light Sea Green #20B2AA ΔE 0.076
- Lightblue #7BC8F6 ΔE 0.080
Use #2BB9DE 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.