#A3ADFF
Closest named color: Carolina Blue (#8AB8FE). oklch(77.1% 0.118 277.9), rgb(163, 173, 255).
Aa
Black text reads best on this color (9.97:1).
About this color
#A3ADFF is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.118 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.039 away. Black text reads best on it, at 9.97:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #A3ADFF |
| RGB | rgb(163, 173, 255) |
| HSL | hsl(233, 100%, 82%) |
| OKLCH | oklch(77.1% 0.118 277.9) |
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 #A3ADFF | 2.10:1 | Fails | Lc -45.8 | Large or bold text, headings |
| Black text on #A3ADFF | 9.97:1 | AAA | Lc 62.8 | Content text, not long reading |
| #A3ADFF text on white | 2.10:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #A3ADFF text on black | 9.97:1 | AAA | Lc -61.1 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E8FF
oklch(93.5% 0.031 277.9)
-
Step 200
200
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300 (this color)
#A3ADFF
oklch(77.1% 0.118 277.9)
-
Step 400
400
#8B94FF
oklch(70.6% 0.155 278)
-
Step 500
500
#7175FF
oklch(63.1% 0.201 277.7)
-
Step 600
600
#5C4FFF
oklch(55.6% 0.249 277.8)
-
Step 700
700
#4D39E5
oklch(49.2% 0.243 277.8)
-
Step 800
800
#3E31B9
oklch(42.7% 0.202 277.8)
-
Step 900
900
#342F92
oklch(37.8% 0.157 278)
-
Step 950
950
#1D1D55
oklch(27% 0.099 277.5)
#A3ADFF 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) | #93B6FF | 0.029 |
| Deuteranopia (no green cones) | #8DAFFD | 0.028 |
| Tritanopia (no blue cones) | #89BDCB | 0.104 |
| Achromatopsia (no color) | #B3B3B3 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ADFF
#A3ADFF
oklch(77.1% 0.118 277.9)
- #C9B556
#C9B556
oklch(77.1% 0.118 97.6)
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 #A3ADFF, closest first.
No curated palette has a color within ΔE 0.04 of #A3ADFF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.039
- Pastel Blue #A2BFFE ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.060
- Pale Violet #CEAEFA ΔE 0.061
- Pastel Purple #CAA0FF ΔE 0.061
- Lilac #CEA2FD ΔE 0.064
- Baby Purple #CA9BF7 ΔE 0.066
- Light Violet #D6B4FC ΔE 0.076
Use #A3ADFF 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.