#ACB3FA
Closest named color: Pastel Blue (#A2BFFE). oklch(78.7% 0.101 279.5), rgb(172, 179, 250).
Aa
Black text reads best on this color (10.58:1).
About this color
#ACB3FA is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.101 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.031 away. Black text reads best on it, at 10.58:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #ACB3FA |
| RGB | rgb(172, 179, 250) |
| HSL | hsl(235, 89%, 83%) |
| OKLCH | oklch(78.7% 0.101 279.5) |
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 #ACB3FA | 1.98:1 | Fails | Lc -42.7 | Non-text elements, placeholder text |
| Black text on #ACB3FA | 10.58:1 | AAA | Lc 65.6 | Content text, not long reading |
| #ACB3FA text on white | 1.98:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #ACB3FA text on black | 10.58:1 | AAA | Lc -64.1 | 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
#E5E8FE
oklch(93.5% 0.03 279.6)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300 (this color)
#ACB3FA
oklch(78.7% 0.101 279.5)
-
Step 400
400
#8E93FF
oklch(70.6% 0.156 279.6)
-
Step 500
500
#7573FF
oklch(63% 0.202 279.5)
-
Step 600
600
#6155F1
oklch(55.6% 0.225 279.6)
-
Step 700
700
#5144D2
oklch(49.2% 0.209 279.6)
-
Step 800
800
#4139AA
oklch(42.7% 0.174 279.2)
-
Step 900
900
#363386
oklch(37.6% 0.135 279.3)
-
Step 950
950
#1F1F4F
oklch(27% 0.086 279)
#ACB3FA 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) | #9EBBFD | 0.025 |
| Deuteranopia (no green cones) | #9AB5F8 | 0.024 |
| Tritanopia (no blue cones) | #98C0CC | 0.089 |
| Achromatopsia (no color) | #B8B8B8 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB3FA
#ACB3FA
oklch(78.7% 0.101 279.5)
- #C9BB6D
#C9BB6D
oklch(78.7% 0.1 99.3)
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 #ACB3FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.031
- Carolina Blue #8AB8FE ΔE 0.041
- Pale Violet #CEAEFA ΔE 0.048
- Light Periwinkle #C1C6FC ΔE 0.059
- Light Violet #D6B4FC ΔE 0.060
- Lilac #CEA2FD ΔE 0.062
- Pastel Purple #CAA0FF ΔE 0.063
- Baby Purple #CA9BF7 ΔE 0.069
Use #ACB3FA 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.