#A3F7FF
Closest named color: Diamond (#B9F2FF). oklch(92.5% 0.082 203.5), rgb(163, 247, 255).
Aa
Black text reads best on this color (17.30:1).
About this color
#A3F7FF is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 93%, its chroma 0.082 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.025 away. Black text reads best on it, at 17.30:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.30:1 |
| White text | 1.21:1 |
Values
| HEX | #A3F7FF |
| RGB | rgb(163, 247, 255) |
| HSL | hsl(185, 100%, 82%) |
| OKLCH | oklch(92.5% 0.082 203.5) |
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 #A3F7FF | 1.21:1 | Fails | Lc -12.1 | Not readable |
| Black text on #A3F7FF | 17.30:1 | AAA | Lc 93.2 | Preferred for body text |
| #A3F7FF text on white | 1.21:1 | Fails | Lc 10.4 | Not readable |
| #A3F7FF text on black | 17.30:1 | 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
#EBF8FA
oklch(97% 0.014 207.9)
-
Step 100
100 (this color)
#A3F7FF
oklch(92.5% 0.082 203.5)
-
Step 200
200
#ACE5EB
oklch(88.5% 0.058 204.2)
-
Step 300
300
#60D5DF
oklch(81% 0.106 202.9)
-
Step 400
400
#00B6C2
oklch(70.7% 0.12 203.2)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#A3F7FF 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) | #EBF0FF | 0.082 |
| Deuteranopia (no green cones) | #DBE4FF | 0.076 |
| Tritanopia (no blue cones) | #7EFDF9 | 0.037 |
| Achromatopsia (no color) | #E9E9E9 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F7FF
#A3F7FF
oklch(92.5% 0.082 203.5)
- #FFDDDA
#FFDDDA
oklch(92.5% 0.038 23.8)
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 #A3F7FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.025
- Robin's Egg Blue #98EFF9 ΔE 0.025
- Pale Sky Blue #BDF6FE ΔE 0.027
- Pale Turquoise #AFEEEE ΔE 0.028
- Robin Egg Blue #8AF1FE ΔE 0.030
- Pale Cyan #B7FFFA ΔE 0.033
- Duck Egg Blue #C3FBF4 ΔE 0.039
- Eggshell Blue #C4FFF7 ΔE 0.045
Use #A3F7FF 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.