#A4BFFF
Closest named color: Pastel Blue (#A2BFFE). oklch(80.8% 0.096 266.6), rgb(164, 191, 255).
Aa
Black text reads best on this color (11.47:1).
About this color
#A4BFFF is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.096 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.003 away. Black text reads best on it, at 11.47:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.47:1 |
| White text | 1.83:1 |
Values
| HEX | #A4BFFF |
| RGB | rgb(164, 191, 255) |
| HSL | hsl(222, 100%, 82%) |
| OKLCH | oklch(80.8% 0.096 266.6) |
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 #A4BFFF | 1.83:1 | Fails | Lc -38.3 | Non-text elements, placeholder text |
| Black text on #A4BFFF | 11.47:1 | AAA | Lc 69.7 | Content text, not long reading |
| #A4BFFF text on white | 1.83:1 | Fails | Lc 34.2 | Non-text elements, placeholder text |
| #A4BFFF text on black | 11.47:1 | AAA | Lc -68.4 | 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
#F1F5FE
oklch(97% 0.013 266.7)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FD
oklch(88.5% 0.053 266.4)
-
Step 300
300 (this color)
#A4BFFF
oklch(80.8% 0.096 266.6)
-
Step 400
400
#759BFF
oklch(70.6% 0.153 266.8)
-
Step 500
500
#537EFE
oklch(63% 0.196 266.7)
-
Step 600
600
#3A63ED
oklch(55.5% 0.213 266.6)
-
Step 700
700
#2E51CF
oklch(49.1% 0.198 266.7)
-
Step 800
800
#2643A7
oklch(42.6% 0.164 266.7)
-
Step 900
900
#223A84
oklch(37.6% 0.128 266.6)
-
Step 950
950
#14234D
oklch(27% 0.08 266.3)
#A4BFFF 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) | #AAC4FF | 0.016 |
| Deuteranopia (no green cones) | #A1BCFE | 0.009 |
| Tritanopia (no blue cones) | #88CCD5 | 0.086 |
| Achromatopsia (no color) | #BFBFBF | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4BFFF
#A4BFFF
oklch(80.8% 0.096 266.6)
- #DBBC76
#DBBC76
oklch(80.7% 0.096 86.4)
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 #A4BFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.003
- Carolina Blue #8AB8FE ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.043
- Light Periwinkle #C1C6FC ΔE 0.044
- Sky #82CAFC ΔE 0.046
- Light Sky Blue #87CEFA ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.052
- Light Steel Blue #B0C4DE ΔE 0.055
Use #A4BFFF 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.