#A3C8FF
Closest named color: Baby Blue (#A2CFFE). oklch(82.6% 0.087 258.1), rgb(163, 200, 255).
Aa
Black text reads best on this color (12.26:1).
About this color
#A3C8FF is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.087 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.019 away. Black text reads best on it, at 12.26:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.26:1 |
| White text | 1.71:1 |
Values
| HEX | #A3C8FF |
| RGB | rgb(163, 200, 255) |
| HSL | hsl(216, 100%, 82%) |
| OKLCH | oklch(82.6% 0.087 258.1) |
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 #A3C8FF | 1.71:1 | Fails | Lc -34.6 | Non-text elements, placeholder text |
| Black text on #A3C8FF | 12.26:1 | AAA | Lc 73.1 | Content text, not long reading |
| #A3C8FF text on white | 1.71:1 | Fails | Lc 30.7 | Non-text elements, placeholder text |
| #A3C8FF text on black | 12.26:1 | AAA | Lc -72.0 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C6DBFA
oklch(88.6% 0.048 258)
-
Step 300
300 (this color)
#A3C8FF
oklch(82.6% 0.087 258.1)
-
Step 400
400
#67A1F7
oklch(70.7% 0.141 258.1)
-
Step 500
500
#3C87F3
oklch(63.2% 0.178 258)
-
Step 600
600
#146DE2
oklch(55.6% 0.195 258.2)
-
Step 700
700
#035AC4
oklch(49% 0.181 258.2)
-
Step 800
800
#0A4A9F
oklch(42.6% 0.151 258.3)
-
Step 900
900
#133F7E
oklch(37.6% 0.117 258.2)
-
Step 950
950
#0D264A
oklch(27.1% 0.074 257.9)
#A3C8FF 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) | #B4CBFF | 0.023 |
| Deuteranopia (no green cones) | #AAC2FE | 0.017 |
| Tritanopia (no blue cones) | #86D4DB | 0.077 |
| Achromatopsia (no color) | #C6C6C6 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C8FF
#A3C8FF
oklch(82.6% 0.087 258.1)
- #E5BF84
#E5BF84
oklch(82.4% 0.088 78.1)
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 #A3C8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.019
- Pastel Blue #A2BFFE ΔE 0.024
- Light Sky Blue #87CEFA ΔE 0.035
- Sky #82CAFC ΔE 0.036
- Light Periwinkle #C1C6FC ΔE 0.037
- Lightblue #7BC8F6 ΔE 0.046
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.047
Use #A3C8FF 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.