#A3FFFF
Closest named color: Pale Cyan (#B7FFFA). oklch(94.3% 0.088 195.8), rgb(163, 255, 255).
Aa
Black text reads best on this color (18.30:1).
About this color
#A3FFFF is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 94%, its chroma 0.088 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Cyan (#B7FFFA), ΔE 0.020 away. Black text reads best on it, at 18.30:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Pale Cyan (#B7FFFA) |
| Black text | 18.30:1 |
| White text | 1.14:1 |
Values
| HEX | #A3FFFF |
| RGB | rgb(163, 255, 255) |
| HSL | hsl(180, 100%, 82%) |
| OKLCH | oklch(94.3% 0.088 195.8) |
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 #A3FFFF | 1.14:1 | Fails | Lc -7.9 | Not readable |
| Black text on #A3FFFF | 18.30:1 | AAA | Lc 96.8 | Preferred for body text |
| #A3FFFF text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #A3FFFF text on black | 18.30:1 | AAA | Lc -97.7 | 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
#EBF9F9
oklch(97.2% 0.015 196.9)
-
Step 100
100 (this color)
#A3FFFF
oklch(94.3% 0.088 195.8)
-
Step 200
200
#A8E7E6
oklch(88.5% 0.063 194.8)
-
Step 300
300
#55D7D8
oklch(80.9% 0.113 195.9)
-
Step 400
400
#00B7B9
oklch(70.6% 0.12 196.2)
-
Step 500
500
#009D9E
oklch(63.1% 0.108 195.6)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#A3FFFF 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) | #F4F7FF | 0.092 |
| Deuteranopia (no green cones) | #E3EAFF | 0.085 |
| Tritanopia (no blue cones) | #7DFFFF | 0.032 |
| Achromatopsia (no color) | #EFEFEF | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3FFFF
#A3FFFF
oklch(94.3% 0.088 195.8)
- #FFE5E5
#FFE5E5
oklch(94.3% 0.029 17.7)
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 #A3FFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Cyan #B7FFFA ΔE 0.020
- Pale Aqua #B8FFEB ΔE 0.032
- Duck Egg Blue #C3FBF4 ΔE 0.033
- Pale Sky Blue #BDF6FE ΔE 0.033
- Eggshell Blue #C4FFF7 ΔE 0.034
- Diamond #B9F2FF ΔE 0.039
- Light Light Blue #CAFFFB ΔE 0.040
- Pale Turquoise #AFEEEE ΔE 0.043
Use #A3FFFF 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.