#A9AFE4
Closest named color: Pastel Blue (#A2BFFE). oklch(76.8% 0.076 279.4), rgb(169, 175, 228).
Aa
Black text reads best on this color (9.93:1).
About this color
#A9AFE4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.076 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.048 away. Black text reads best on it, at 9.93:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 9.93:1 |
| White text | 2.11:1 |
Values
| HEX | #A9AFE4 |
| RGB | rgb(169, 175, 228) |
| HSL | hsl(234, 52%, 78%) |
| OKLCH | oklch(76.8% 0.076 279.4) |
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 #A9AFE4 | 2.11:1 | Fails | Lc -46.0 | Large or bold text, headings |
| Black text on #A9AFE4 | 9.93:1 | AAA | Lc 62.6 | Content text, not long reading |
| #A9AFE4 text on white | 2.11:1 | Fails | Lc 41.4 | Non-text elements, placeholder text |
| #A9AFE4 text on black | 9.93:1 | AAA | Lc -60.9 | 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
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D3D7F5
oklch(88.5% 0.041 279.5)
-
Step 300
300 (this color)
#A9AFE4
oklch(76.8% 0.076 279.4)
-
Step 400
400
#9198EB
oklch(70.8% 0.121 279.1)
-
Step 500
500
#787CE5
oklch(63.2% 0.155 279.3)
-
Step 600
600
#6262D3
oklch(55.6% 0.17 279.4)
-
Step 700
700
#5251B7
oklch(49.2% 0.157 279.4)
-
Step 800
800
#434394
oklch(42.8% 0.13 279.4)
-
Step 900
900
#383976
oklch(37.7% 0.102 279.6)
-
Step 950
950
#202245
oklch(27% 0.064 278.7)
#A9AFE4 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) | #A0B5E6 | 0.018 |
| Deuteranopia (no green cones) | #9DB0E3 | 0.016 |
| Tritanopia (no blue cones) | #9BB9C1 | 0.068 |
| Achromatopsia (no color) | #B2B2B2 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9AFE4
#A9AFE4
oklch(76.8% 0.076 279.4)
- #BFB57C
#BFB57C
oklch(76.8% 0.076 99.4)
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 #A9AFE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.048
- Light Grey Blue #9DBCD4 ΔE 0.050
- Carolina Blue #8AB8FE ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.058
- Cloudy Blue #ACC2D9 ΔE 0.059
- Light Steel Blue #B0C4DE ΔE 0.061
- Pale Violet #CEAEFA ΔE 0.063
- French Gray #ADB5BD ΔE 0.064
Use #A9AFE4 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.