#AAE9DA
Closest named color: Pale Turquoise (#AFEEEE). oklch(88.7% 0.067 178.3), rgb(170, 233, 218).
Aa
Black text reads best on this color (15.37:1).
About this color
#AAE9DA is a light, muted teal or cyan. In OKLCH its lightness is 89%, its chroma 0.067 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.028 away. Black text reads best on it, at 15.37:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 15.37:1 |
| White text | 1.36:1 |
Values
| HEX | #AAE9DA |
| RGB | rgb(170, 233, 218) |
| HSL | hsl(166, 59%, 79%) |
| OKLCH | oklch(88.7% 0.067 178.3) |
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 #AAE9DA | 1.36:1 | Fails | Lc -20.4 | Dividers and decoration only |
| Black text on #AAE9DA | 15.37:1 | AAA | Lc 85.8 | Fine for body text |
| #AAE9DA text on white | 1.36:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #AAE9DA text on black | 15.37:1 | AAA | Lc -85.7 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100
#D9F0EA
oklch(93.7% 0.025 178.4)
-
Step 200
200 (this color)
#AAE9DA
oklch(88.7% 0.067 178.3)
-
Step 300
300
#80D3C1
oklch(80.9% 0.086 178.6)
-
Step 400
400
#00BAA1
oklch(70.6% 0.129 178.5)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#AAE9DA 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) | #E4E1D9 | 0.071 |
| Deuteranopia (no green cones) | #D8D9DB | 0.067 |
| Tritanopia (no blue cones) | #99EBE4 | 0.019 |
| Achromatopsia (no color) | #DCDCDC | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAE9DA
#AAE9DA
oklch(88.7% 0.067 178.3)
- #FFC9D9
#FFC9D9
oklch(88.8% 0.064 358.9)
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 #AAE9DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.028
- Powder Blue #B0E0E6 ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.041
- Celeste #A8DADC ΔE 0.042
- Light Teal #90E4C1 ΔE 0.047
- Robin Egg Blue #8AF1FE ΔE 0.051
- Tea Green #CAE7B9 ΔE 0.052
- Light Blue #ADD8E6 ΔE 0.054
Use #AAE9DA 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.