#2AE9ED
Closest named color: Bright Light Blue (#26F7FD). oklch(85% 0.139 197.2), rgb(42, 233, 237).
Aa
Black text reads best on this color (13.97:1).
About this color
#2AE9ED is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.139 and its hue 197°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Light Blue (#26F7FD), ΔE 0.039 away. Black text reads best on it, at 13.97:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Bright Light Blue (#26F7FD) |
| Black text | 13.97:1 |
| White text | 1.50:1 |
Values
| HEX | #2AE9ED |
| RGB | rgb(42, 233, 237) |
| HSL | hsl(181, 84%, 55%) |
| OKLCH | oklch(85% 0.139 197.2) |
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 #2AE9ED | 1.50:1 | Fails | Lc -26.1 | Dividers and decoration only |
| Black text on #2AE9ED | 13.97:1 | AAA | Lc 80.8 | Fine for body text |
| #2AE9ED text on white | 1.50:1 | Fails | Lc 23.0 | Dividers and decoration only |
| #2AE9ED text on black | 13.97:1 | AAA | Lc -80.3 | Fine for body text |
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 200.
-
Step 50
50
#E4FBFB
oklch(97.1% 0.024 196.8)
-
Step 100
100
#C2F5F6
oklch(93.5% 0.052 197.8)
-
Step 200
200 (this color)
#2AE9ED
oklch(85% 0.139 197.2)
-
Step 300
300
#00DBDF
oklch(80.8% 0.138 197.1)
-
Step 400
400
#00B7BA
oklch(70.7% 0.12 196.9)
-
Step 500
500
#009DA0
oklch(63.1% 0.107 197.2)
-
Step 600
600
#008486
oklch(55.6% 0.095 196.7)
-
Step 700
700
#006F71
oklch(49.1% 0.084 197)
-
Step 800
800
#005B5D
oklch(42.7% 0.073 197.4)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#2AE9ED 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) | #D8DEEE | 0.143 |
| Deuteranopia (no green cones) | #BECBEE | 0.132 |
| Tritanopia (no blue cones) | #00F1EA | 0.024 |
| Achromatopsia (no color) | #D3D3D3 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2AE9ED
#2AE9ED
oklch(85% 0.139 197.2)
- #FFB8BA
#FFB8BA
oklch(84.9% 0.083 17.1)
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 #2AE9ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Light Blue #26F7FD ΔE 0.039
- Turquoise #40E0D0 ΔE 0.040
- Robin's Egg #6DEDFD ΔE 0.043
- Bright Aqua #0BF9EA ΔE 0.046
- Aqua Blue #02D8E9 ΔE 0.049
- Bright Turquoise #0FFEF9 ΔE 0.055
- Bright Cyan #41FDFE ΔE 0.056
- Cyan #00FFFF ΔE 0.058
Use #2AE9ED 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.