#2BBBDE
Closest named color: Turquoise Blue (#06B1C4). oklch(73.5% 0.124 219.1), rgb(43, 187, 222).
Aa
Black text reads best on this color (9.26:1).
About this color
#2BBBDE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.124 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.045 away. Black text reads best on it, at 9.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 9.26:1 |
| White text | 2.26:1 |
Values
| HEX | #2BBBDE |
| RGB | rgb(43, 187, 222) |
| HSL | hsl(192, 73%, 52%) |
| OKLCH | oklch(73.5% 0.124 219.1) |
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 #2BBBDE | 2.26:1 | Fails | Lc -49.0 | Large or bold text, headings |
| Black text on #2BBBDE | 9.26:1 | AAA | Lc 59.8 | Large or bold text, headings |
| #2BBBDE text on white | 2.26:1 | Fails | Lc 44.2 | Non-text elements, placeholder text |
| #2BBBDE text on black | 9.26:1 | AAA | Lc -57.9 | 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
#BBE1ED
oklch(88.6% 0.043 218.9)
-
Step 300
300
#86CDE3
oklch(80.9% 0.077 219.5)
-
Step 400
400 (this color)
#2BBBDE
oklch(73.5% 0.124 219.1)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
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)
#2BBBDE 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) | #A5B6E0 | 0.104 |
| Deuteranopia (no green cones) | #8EA5DE | 0.093 |
| Tritanopia (no blue cones) | #00C7C6 | 0.057 |
| Achromatopsia (no color) | #ACACAC | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2BBBDE
#2BBBDE
oklch(73.5% 0.124 219.1)
- #EB8C6D
#EB8C6D
oklch(73.4% 0.124 38.8)
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 #2BBBDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.045
- Deep Sky Blue #00BFFF ΔE 0.047
- Vivid Sky Blue #4CC9F0 ΔE 0.048
- Bright Sky Blue #02CCFE ΔE 0.056
- Dark Turquoise #00CED1 ΔE 0.062
- Topaz #13BBAF ΔE 0.072
- Light Sea Green #20B2AA ΔE 0.076
- Lightblue #7BC8F6 ΔE 0.077
Use #2BBBDE 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.