#A3E5FC
Closest named color: Robin's Egg Blue (#98EFF9). oklch(88.6% 0.073 221.6), rgb(163, 229, 252).
Aa
Black text reads best on this color (15.17:1).
About this color
#A3E5FC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.073 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.030 away. Black text reads best on it, at 15.17:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.17:1 |
| White text | 1.38:1 |
Values
| HEX | #A3E5FC |
| RGB | rgb(163, 229, 252) |
| HSL | hsl(196, 94%, 81%) |
| OKLCH | oklch(88.6% 0.073 221.6) |
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 #A3E5FC | 1.38:1 | Fails | Lc -21.3 | Dividers and decoration only |
| Black text on #A3E5FC | 15.17:1 | AAA | Lc 85.0 | Fine for body text |
| #A3E5FC text on white | 1.38:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #A3E5FC text on black | 15.17:1 | AAA | Lc -84.9 | Fine 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
#EDF8FC
oklch(97.2% 0.013 221.4)
-
Step 100
100
#D7EEF7
oklch(93.5% 0.027 223.2)
-
Step 200
200 (this color)
#A3E5FC
oklch(88.6% 0.073 221.6)
-
Step 300
300
#77CFEC
oklch(81% 0.094 221.4)
-
Step 400
400
#00B2DA
oklch(70.7% 0.13 221.5)
-
Step 500
500
#0098BB
oklch(63% 0.116 221.8)
-
Step 600
600
#00809E
oklch(55.6% 0.103 221.9)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002C38
oklch(27.2% 0.05 221.4)
#A3E5FC 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) | #D7E1FD | 0.061 |
| Deuteranopia (no green cones) | #C9D6FC | 0.056 |
| Tritanopia (no blue cones) | #83EDEC | 0.047 |
| Achromatopsia (no color) | #DBDBDB | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3E5FC
#A3E5FC
oklch(88.6% 0.073 221.6)
- #FFCCB9
#FFCCB9
oklch(88.5% 0.064 41.4)
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 #A3E5FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.030
- Powder Blue #B0E0E6 ΔE 0.030
- Robin Egg Blue #8AF1FE ΔE 0.037
- Light Blue #ADD8E6 ΔE 0.038
- Pale Turquoise #AFEEEE ΔE 0.038
- Diamond #B9F2FF ΔE 0.044
- Celeste #A8DADC ΔE 0.045
- Robin's Egg #6DEDFD ΔE 0.048
Use #A3E5FC 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.