#ACB4FC
Closest named color: Pastel Blue (#A2BFFE). oklch(79% 0.103 278.9), rgb(172, 180, 252).
Aa
Black text reads best on this color (10.68:1).
About this color
#ACB4FC is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.103 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.029 away. Black text reads best on it, at 10.68:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.68:1 |
| White text | 1.96:1 |
Values
| HEX | #ACB4FC |
| RGB | rgb(172, 180, 252) |
| HSL | hsl(234, 93%, 83%) |
| OKLCH | oklch(79% 0.103 278.9) |
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 #ACB4FC | 1.96:1 | Fails | Lc -42.2 | Non-text elements, placeholder text |
| Black text on #ACB4FC | 10.68:1 | AAA | Lc 66.1 | Content text, not long reading |
| #ACB4FC text on white | 1.96:1 | Fails | Lc 37.8 | Non-text elements, placeholder text |
| #ACB4FC text on black | 10.68:1 | AAA | Lc -64.6 | 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
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300 (this color)
#ACB4FC
oklch(79% 0.103 278.9)
-
Step 400
400
#8D94FF
oklch(70.8% 0.155 278.8)
-
Step 500
500
#7474FF
oklch(63.2% 0.201 278.9)
-
Step 600
600
#5F55F3
oklch(55.6% 0.227 278.8)
-
Step 700
700
#4F43D4
oklch(49.1% 0.213 278.8)
-
Step 800
800
#4039AB
oklch(42.7% 0.175 278.7)
-
Step 900
900
#353387
oklch(37.6% 0.136 278.7)
-
Step 950
950
#1F1F4F
oklch(27% 0.086 279)
#ACB4FC 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) | #9EBCFF | 0.025 |
| Deuteranopia (no green cones) | #9AB6FA | 0.023 |
| Tritanopia (no blue cones) | #97C1CD | 0.091 |
| Achromatopsia (no color) | #B9B9B9 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB4FC
#ACB4FC
oklch(79% 0.103 278.9)
- #CBBC6C
#CBBC6C
oklch(79% 0.103 98.9)
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 #ACB4FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.029
- Carolina Blue #8AB8FE ΔE 0.041
- Pale Violet #CEAEFA ΔE 0.048
- Light Periwinkle #C1C6FC ΔE 0.058
- Light Violet #D6B4FC ΔE 0.059
- Lilac #CEA2FD ΔE 0.063
- Pastel Purple #CAA0FF ΔE 0.063
- Light Steel Blue #B0C4DE ΔE 0.070
Use #ACB4FC 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.