#A9B9FA
Closest named color: Pastel Blue (#A2BFFE). oklch(79.7% 0.094 273.4), rgb(169, 185, 250).
Aa
Black text reads best on this color (11.00:1).
About this color
#A9B9FA is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.094 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.016 away. Black text reads best on it, at 11.00:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.00:1 |
| White text | 1.90:1 |
Values
| HEX | #A9B9FA |
| RGB | rgb(169, 185, 250) |
| HSL | hsl(228, 89%, 82%) |
| OKLCH | oklch(79.7% 0.094 273.4) |
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 #A9B9FA | 1.90:1 | Fails | Lc -40.6 | Non-text elements, placeholder text |
| Black text on #A9B9FA | 11.00:1 | AAA | Lc 67.5 | Content text, not long reading |
| #A9B9FA text on white | 1.90:1 | Fails | Lc 36.4 | Non-text elements, placeholder text |
| #A9B9FA text on black | 11.00:1 | AAA | Lc -66.1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED8FD
oklch(88.6% 0.052 273.4)
-
Step 300
300 (this color)
#A9B9FA
oklch(79.7% 0.094 273.4)
-
Step 400
400
#8398FE
oklch(70.8% 0.151 273.2)
-
Step 500
500
#677AFC
oklch(63.2% 0.193 273.3)
-
Step 600
600
#515EEB
oklch(55.5% 0.21 273.4)
-
Step 700
700
#434CCC
oklch(49% 0.195 273.6)
-
Step 800
800
#3740A5
oklch(42.8% 0.161 273.6)
-
Step 900
900
#2E3883
oklch(37.8% 0.125 273.1)
-
Step 950
950
#1B214D
oklch(27% 0.081 273.9)
#A9B9FA 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) | #A5BFFD | 0.015 |
| Deuteranopia (no green cones) | #9FB9F8 | 0.013 |
| Tritanopia (no blue cones) | #93C6D0 | 0.084 |
| Achromatopsia (no color) | #BCBCBC | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9B9FA
#A9B9FA
oklch(79.7% 0.094 273.4)
- #D1BC75
#D1BC75
oklch(79.7% 0.094 93.5)
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 #A9B9FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.016
- Carolina Blue #8AB8FE ΔE 0.038
- Light Periwinkle #C1C6FC ΔE 0.049
- Pale Violet #CEAEFA ΔE 0.056
- Baby Blue #A2CFFE ΔE 0.057
- Light Steel Blue #B0C4DE ΔE 0.058
- Sky #82CAFC ΔE 0.058
- Cloudy Blue #ACC2D9 ΔE 0.060
Use #A9B9FA 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.