#AAACE3
Closest named color: Pastel Blue (#A2BFFE). oklch(76.2% 0.079 282.7), rgb(170, 172, 227).
Aa
Black text reads best on this color (9.71:1).
About this color
#AAACE3 is a medium-light, moderately saturated purple. In OKLCH its lightness is 76%, its chroma 0.079 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.054 away. Black text reads best on it, at 9.71:1.
| Hue family | Purples |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 9.71:1 |
| White text | 2.16:1 |
Values
| HEX | #AAACE3 |
| RGB | rgb(170, 172, 227) |
| HSL | hsl(238, 50%, 78%) |
| OKLCH | oklch(76.2% 0.079 282.7) |
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 #AAACE3 | 2.16:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #AAACE3 | 9.71:1 | AAA | Lc 61.5 | Content text, not long reading |
| #AAACE3 text on white | 2.16:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #AAACE3 text on black | 9.71:1 | AAA | Lc -59.8 | 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 300.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F6
oklch(88.5% 0.044 282.6)
-
Step 300
300 (this color)
#AAACE3
oklch(76.2% 0.079 282.7)
-
Step 400
400
#9696EC
oklch(70.8% 0.124 282.8)
-
Step 500
500
#7E79E6
oklch(63.2% 0.16 282.9)
-
Step 600
600
#685FD4
oklch(55.6% 0.174 282.6)
-
Step 700
700
#574EB8
oklch(49.2% 0.162 282.5)
-
Step 800
800
#474095
oklch(42.7% 0.135 282.8)
-
Step 900
900
#3B3777
oklch(37.6% 0.106 282.9)
-
Step 950
950
#222145
oklch(26.9% 0.066 282.3)
#AAACE3 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) | #9DB2E5 | 0.021 |
| Deuteranopia (no green cones) | #9BAFE2 | 0.021 |
| Tritanopia (no blue cones) | #9DB6BF | 0.069 |
| Achromatopsia (no color) | #B0B0B0 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAACE3
#AAACE3
oklch(76.2% 0.079 282.7)
- #BBB479
#BBB479
oklch(76.2% 0.079 102.3)
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 #AAACE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.054
- Light Grey Blue #9DBCD4 ΔE 0.056
- Pale Violet #CEAEFA ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Cloudy Blue #ACC2D9 ΔE 0.066
- French Gray #ADB5BD ΔE 0.067
- Light Steel Blue #B0C4DE ΔE 0.068
Use #AAACE3 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.