#ACB2EC
Closest named color: Pastel Blue (#A2BFFE). oklch(78% 0.083 279.7), rgb(172, 178, 236).
Aa
Black text reads best on this color (10.33:1).
About this color
#ACB2EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 78%, its chroma 0.083 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.037 away. Black text reads best on it, at 10.33:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.33:1 |
| White text | 2.03:1 |
Values
| HEX | #ACB2EC |
| RGB | rgb(172, 178, 236) |
| HSL | hsl(234, 63%, 80%) |
| OKLCH | oklch(78% 0.083 279.7) |
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 #ACB2EC | 2.03:1 | Fails | Lc -44.0 | Non-text elements, placeholder text |
| Black text on #ACB2EC | 10.33:1 | AAA | Lc 64.4 | Content text, not long reading |
| #ACB2EC text on white | 2.03:1 | Fails | Lc 39.5 | Non-text elements, placeholder text |
| #ACB2EC text on black | 10.33:1 | AAA | Lc -62.8 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300 (this color)
#ACB2EC
oklch(78% 0.083 279.7)
-
Step 400
400
#9096F1
oklch(70.6% 0.132 279.6)
-
Step 500
500
#7779ED
oklch(63.1% 0.17 279.6)
-
Step 600
600
#625FDB
oklch(55.6% 0.184 279.6)
-
Step 700
700
#524DBE
oklch(49.1% 0.172 279.9)
-
Step 800
800
#43409A
oklch(42.7% 0.143 280)
-
Step 900
900
#38387A
oklch(37.8% 0.11 279.8)
-
Step 950
950
#202148
oklch(27% 0.071 279.4)
#ACB2EC 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) | #A2B8EF | 0.019 |
| Deuteranopia (no green cones) | #9EB4EB | 0.019 |
| Tritanopia (no blue cones) | #9CBCC6 | 0.073 |
| Achromatopsia (no color) | #B6B6B6 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB2EC
#ACB2EC
oklch(78% 0.083 279.7)
- #C4B97A
#C4B97A
oklch(78% 0.083 99.5)
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 #ACB2EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.037
- Carolina Blue #8AB8FE ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.054
- Pale Violet #CEAEFA ΔE 0.054
- Cloudy Blue #ACC2D9 ΔE 0.058
- Light Steel Blue #B0C4DE ΔE 0.058
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Light Periwinkle #C1C6FC ΔE 0.062
Use #ACB2EC 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.