#A9EEFF
Closest named color: Robin's Egg Blue (#98EFF9). oklch(90.9% 0.072 214.7), rgb(169, 238, 255).
Aa
Black text reads best on this color (16.36:1).
About this color
#A9EEFF is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.072 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.020 away. Black text reads best on it, at 16.36:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 16.36:1 |
| White text | 1.28:1 |
Values
| HEX | #A9EEFF |
| RGB | rgb(169, 238, 255) |
| HSL | hsl(192, 100%, 83%) |
| OKLCH | oklch(90.9% 0.072 214.7) |
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 #A9EEFF | 1.28:1 | Fails | Lc -16.1 | Dividers and decoration only |
| Black text on #A9EEFF | 16.36:1 | AAA | Lc 89.6 | Fine for body text |
| #A9EEFF text on white | 1.28:1 | Fails | Lc 14.0 | Not readable |
| #A9EEFF text on black | 16.36:1 | AAA | Lc -89.8 | 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
#EDF8FB
oklch(97.2% 0.012 215.8)
-
Step 100
100
#D7EFF5
oklch(93.6% 0.027 214.4)
-
Step 200
200 (this color)
#A9EEFF
oklch(90.9% 0.072 214.7)
-
Step 300
300
#74D0E6
oklch(80.9% 0.093 215.1)
-
Step 400
400
#00B4D1
oklch(70.8% 0.125 214.7)
-
Step 500
500
#009AB3
oklch(63.1% 0.111 214.6)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#A9EEFF 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) | #E1E9FF | 0.065 |
| Deuteranopia (no green cones) | #D3DEFF | 0.061 |
| Tritanopia (no blue cones) | #8AF5F3 | 0.041 |
| Achromatopsia (no color) | #E3E3E3 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9EEFF
#A9EEFF
oklch(90.9% 0.072 214.7)
- #FFD6CC
#FFD6CC
oklch(90.8% 0.048 34)
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 #A9EEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.020
- Diamond #B9F2FF ΔE 0.021
- Pale Turquoise #AFEEEE ΔE 0.024
- Robin Egg Blue #8AF1FE ΔE 0.030
- Pale Sky Blue #BDF6FE ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.042
- Pale Cyan #B7FFFA ΔE 0.052
- Duck Egg Blue #C3FBF4 ΔE 0.052
Use #A9EEFF 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.