#A3F5DA
Closest named color: Light Aqua (#8CFFDB). oklch(91% 0.089 171.5), rgb(163, 245, 218).
Aa
Black text reads best on this color (16.63:1).
About this color
#A3F5DA is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.089 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Light Aqua (#8CFFDB), ΔE 0.031 away. Black text reads best on it, at 16.63:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Light Aqua (#8CFFDB) |
| Black text | 16.63:1 |
| White text | 1.26:1 |
Values
| HEX | #A3F5DA |
| RGB | rgb(163, 245, 218) |
| HSL | hsl(160, 80%, 80%) |
| OKLCH | oklch(91% 0.089 171.5) |
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 #A3F5DA | 1.26:1 | Fails | Lc -15.0 | Not readable |
| Black text on #A3F5DA | 16.63:1 | AAA | Lc 90.7 | Preferred for body text |
| #A3F5DA text on white | 1.26:1 | Fails | Lc 12.9 | Not readable |
| #A3F5DA text on black | 16.63:1 | AAA | Lc -91.0 | Preferred 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
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100
#D5F1E7
oklch(93.5% 0.032 172.1)
-
Step 200
200 (this color)
#A3F5DA
oklch(91% 0.089 171.5)
-
Step 300
300
#69D9B8
oklch(81% 0.114 171.6)
-
Step 400
400
#00BC96
oklch(70.8% 0.138 171.4)
-
Step 500
500
#00A180
oklch(63.1% 0.123 171.4)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#A3F5DA 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) | #F0EBD9 | 0.091 |
| Deuteranopia (no green cones) | #E2E1DC | 0.087 |
| Tritanopia (no blue cones) | #8DF6ED | 0.030 |
| Achromatopsia (no color) | #E5E5E5 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F5DA
#A3F5DA
oklch(91% 0.089 171.5)
- #FFD3E5
#FFD3E5
oklch(90.9% 0.054 351.7)
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 #A3F5DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Aqua #8CFFDB ΔE 0.031
- Pale Aqua #B8FFEB ΔE 0.040
- Pale Turquoise #AFEEEE ΔE 0.041
- Light Turquoise #7EF4CC ΔE 0.041
- Aquamarine #7FFFD4 ΔE 0.042
- Light Seafoam #A0FEBF ΔE 0.050
- Robin's Egg Blue #98EFF9 ΔE 0.051
- Pale Cyan #B7FFFA ΔE 0.052
Use #A3F5DA 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.