#ACB4E7
Closest named color: Pastel Blue (#A2BFFE). oklch(78.1% 0.073 277.6), rgb(172, 180, 231).
Aa
Black text reads best on this color (10.43:1).
About this color
#ACB4E7 is a light, moderately saturated blue. In OKLCH its lightness is 78%, its chroma 0.073 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.038 away. Black text reads best on it, at 10.43:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.43:1 |
| White text | 2.01:1 |
Values
| HEX | #ACB4E7 |
| RGB | rgb(172, 180, 231) |
| HSL | hsl(232, 55%, 79%) |
| OKLCH | oklch(78.1% 0.073 277.6) |
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 #ACB4E7 | 2.01:1 | Fails | Lc -43.5 | Non-text elements, placeholder text |
| Black text on #ACB4E7 | 10.43:1 | AAA | Lc 64.9 | Content text, not long reading |
| #ACB4E7 text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #ACB4E7 text on black | 10.43:1 | AAA | Lc -63.3 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300 (this color)
#ACB4E7
oklch(78.1% 0.073 277.6)
-
Step 400
400
#8F99E9
oklch(70.7% 0.117 277.5)
-
Step 500
500
#757DE2
oklch(63% 0.15 277.7)
-
Step 600
600
#5F64D0
oklch(55.5% 0.163 277.7)
-
Step 700
700
#4F53B4
oklch(49.2% 0.151 277.5)
-
Step 800
800
#404492
oklch(42.7% 0.126 277.4)
-
Step 900
900
#363A74
oklch(37.6% 0.098 277.6)
-
Step 950
950
#202244
oklch(26.9% 0.063 278.8)
#ACB4E7 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) | #A6B9E9 | 0.014 |
| Deuteranopia (no green cones) | #A2B5E6 | 0.013 |
| Tritanopia (no blue cones) | #9EBDC5 | 0.065 |
| Achromatopsia (no color) | #B7B7B7 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB4E7
#ACB4E7
oklch(78.1% 0.073 277.6)
- #C4B982
#C4B982
oklch(78.2% 0.074 98.2)
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 #ACB4E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.038
- Light Grey Blue #9DBCD4 ΔE 0.045
- Cloudy Blue #ACC2D9 ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.049
- Carolina Blue #8AB8FE ΔE 0.049
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Pale Violet #CEAEFA ΔE 0.059
- Light Periwinkle #C1C6FC ΔE 0.060
Use #ACB4E7 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.