#A3F4DA
Closest named color: Light Aqua (#8CFFDB). oklch(90.8% 0.087 172.1), rgb(163, 244, 218).
Aa
Black text reads best on this color (16.50:1).
About this color
#A3F4DA is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.087 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Light Aqua (#8CFFDB), ΔE 0.034 away. Black text reads best on it, at 16.50:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Light Aqua (#8CFFDB) |
| Black text | 16.50:1 |
| White text | 1.27:1 |
Values
| HEX | #A3F4DA |
| RGB | rgb(163, 244, 218) |
| HSL | hsl(161, 79%, 80%) |
| OKLCH | oklch(90.8% 0.087 172.1) |
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 #A3F4DA | 1.27:1 | Fails | Lc -15.5 | Dividers and decoration only |
| Black text on #A3F4DA | 16.50:1 | AAA | Lc 90.2 | Preferred for body text |
| #A3F4DA text on white | 1.27:1 | Fails | Lc 13.4 | Not readable |
| #A3F4DA text on black | 16.50:1 | AAA | Lc -90.5 | 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)
#A3F4DA
oklch(90.8% 0.087 172.1)
-
Step 300
300
#6AD8B8
oklch(80.8% 0.112 172)
-
Step 400
400
#00BB97
oklch(70.6% 0.136 172.4)
-
Step 500
500
#00A181
oklch(63.2% 0.122 172)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002E23
oklch(26.8% 0.052 171.9)
#A3F4DA 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) | #EFEAD9 | 0.091 |
| Deuteranopia (no green cones) | #E1E0DC | 0.086 |
| Tritanopia (no blue cones) | #8DF5EC | 0.029 |
| Achromatopsia (no color) | #E4E4E4 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F4DA
#A3F4DA
oklch(90.8% 0.087 172.1)
- #FFD2E4
#FFD2E4
oklch(90.7% 0.055 352.3)
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 #A3F4DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Aqua #8CFFDB ΔE 0.034
- Pale Turquoise #AFEEEE ΔE 0.039
- Light Turquoise #7EF4CC ΔE 0.041
- Pale Aqua #B8FFEB ΔE 0.042
- Aquamarine #7FFFD4 ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.049
- Light Seafoam #A0FEBF ΔE 0.052
- Pale Cyan #B7FFFA ΔE 0.053
Use #A3F4DA 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.