#A3F0FC
Closest named color: Robin's Egg Blue (#98EFF9). oklch(90.9% 0.077 208.2), rgb(163, 240, 252).
Aa
Black text reads best on this color (16.42:1).
About this color
#A3F0FC is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 91%, its chroma 0.077 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.012 away. Black text reads best on it, at 16.42:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 16.42:1 |
| White text | 1.27:1 |
Values
| HEX | #A3F0FC |
| RGB | rgb(163, 240, 252) |
| HSL | hsl(188, 94%, 81%) |
| OKLCH | oklch(90.9% 0.077 208.2) |
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 #A3F0FC | 1.27:1 | Fails | Lc -15.8 | Dividers and decoration only |
| Black text on #A3F0FC | 16.42:1 | AAA | Lc 89.9 | Fine for body text |
| #A3F0FC text on white | 1.27:1 | Fails | Lc 13.7 | Not readable |
| #A3F0FC text on black | 16.42:1 | AAA | Lc -90.1 | 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
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100
#D5F0F4
oklch(93.7% 0.029 207.4)
-
Step 200
200 (this color)
#A3F0FC
oklch(90.9% 0.077 208.2)
-
Step 300
300
#6AD3E2
oklch(81% 0.099 207.7)
-
Step 400
400
#00B5C8
oklch(70.7% 0.122 208)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#A3F0FC 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) | #E4EAFD | 0.075 |
| Deuteranopia (no green cones) | #D5DFFC | 0.069 |
| Tritanopia (no blue cones) | #81F7F3 | 0.039 |
| Achromatopsia (no color) | #E3E3E3 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3F0FC
#A3F0FC
oklch(90.9% 0.077 208.2)
- #FFD6D0
#FFD6D0
oklch(90.9% 0.047 27.8)
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 #A3F0FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.012
- Pale Turquoise #AFEEEE ΔE 0.020
- Robin Egg Blue #8AF1FE ΔE 0.023
- Diamond #B9F2FF ΔE 0.025
- Pale Sky Blue #BDF6FE ΔE 0.034
- Powder Blue #B0E0E6 ΔE 0.044
- Robin's Egg #6DEDFD ΔE 0.048
- Pale Cyan #B7FFFA ΔE 0.048
Use #A3F0FC 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.