#A3AADD
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.1% 0.074 278.4), rgb(163, 170, 221).
Aa
Black text reads best on this color (9.35:1).
About this color
#A3AADD is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.074 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.054 away. Black text reads best on it, at 9.35:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.35:1 |
| White text | 2.24:1 |
Values
| HEX | #A3AADD |
| RGB | rgb(163, 170, 221) |
| HSL | hsl(233, 46%, 75%) |
| OKLCH | oklch(75.1% 0.074 278.4) |
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 #A3AADD | 2.24:1 | Fails | Lc -49.1 | Large or bold text, headings |
| Black text on #A3AADD | 9.35:1 | AAA | Lc 59.7 | Large or bold text, headings |
| #A3AADD text on white | 2.24:1 | Fails | Lc 44.2 | Non-text elements, placeholder text |
| #A3AADD text on black | 9.35:1 | AAA | Lc -57.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#B9BEDF
oklch(80.8% 0.047 278.5)
-
Step 400
400 (this color)
#A3AADD
oklch(75.1% 0.074 278.4)
-
Step 500
500
#7C83C2
oklch(63% 0.095 278.4)
-
Step 600
600
#666CAE
oklch(55.5% 0.102 278.6)
-
Step 700
700
#555A96
oklch(49.1% 0.096 278.6)
-
Step 800
800
#454A7A
oklch(42.7% 0.079 277.9)
-
Step 900
900
#3A3E62
oklch(37.7% 0.062 278.2)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#A3AADD 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) | #9CAFDF | 0.015 |
| Deuteranopia (no green cones) | #98ABDC | 0.015 |
| Tritanopia (no blue cones) | #95B3BB | 0.066 |
| Achromatopsia (no color) | #ADADAD | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3AADD
#A3AADD
oklch(75.1% 0.074 278.4)
- #BAAF79
#BAAF79
oklch(75% 0.073 98)
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 #A3AADD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.056
- Pastel Blue #A2BFFE ΔE 0.063
- Cool Steel #97A7B3 ΔE 0.064
- French Gray #ADB5BD ΔE 0.064
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Pale Purple #B790D4 ΔE 0.068
- Cloudy Blue #ACC2D9 ΔE 0.069
Use #A3AADD 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.