#A4FADD
Closest named color: Light Aqua (#8CFFDB). oklch(92.2% 0.093 170.9), rgb(164, 250, 221).
Aa
Black text reads best on this color (17.29:1).
About this color
#A4FADD is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 92%, its chroma 0.093 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Light Aqua (#8CFFDB), ΔE 0.025 away. Black text reads best on it, at 17.29:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Light Aqua (#8CFFDB) |
| Black text | 17.29:1 |
| White text | 1.21:1 |
Values
| HEX | #A4FADD |
| RGB | rgb(164, 250, 221) |
| HSL | hsl(160, 90%, 81%) |
| OKLCH | oklch(92.2% 0.093 170.9) |
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 #A4FADD | 1.21:1 | Fails | Lc -12.1 | Not readable |
| Black text on #A4FADD | 17.29:1 | AAA | Lc 93.1 | Preferred for body text |
| #A4FADD text on white | 1.21:1 | Fails | Lc 10.4 | Not readable |
| #A4FADD text on black | 17.29:1 | AAA | Lc -93.7 | 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 100.
-
Step 50
50
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100 (this color)
#A4FADD
oklch(92.2% 0.093 170.9)
-
Step 200
200
#ADE8D3
oklch(88.5% 0.067 170.8)
-
Step 300
300
#63DAB6
oklch(81% 0.12 170.7)
-
Step 400
400
#00BC95
oklch(70.8% 0.139 170.9)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#A4FADD 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) | #F5EFDC | 0.096 |
| Deuteranopia (no green cones) | #E6E5DF | 0.091 |
| Tritanopia (no blue cones) | #8CFBF1 | 0.031 |
| Achromatopsia (no color) | #E9E9E9 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4FADD
#A4FADD
oklch(92.2% 0.093 170.9)
- #FFD9E9
#FFD9E9
oklch(92.2% 0.047 350.8)
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 #A4FADD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Aqua #8CFFDB ΔE 0.025
- Pale Aqua #B8FFEB ΔE 0.031
- Aquamarine #7FFFD4 ΔE 0.039
- Light Seafoam #A0FEBF ΔE 0.045
- Pale Cyan #B7FFFA ΔE 0.046
- Light Turquoise #7EF4CC ΔE 0.046
- Pale Turquoise #AFEEEE ΔE 0.047
- Duck Egg Blue #C3FBF4 ΔE 0.048
Use #A4FADD 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.