#A9AECA
Closest named color: French Gray (#ADB5BD). oklch(75.6% 0.04 277.4), rgb(169, 174, 202).
Aa
Black text reads best on this color (9.59:1).
About this color
#A9AECA is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.040 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.032 away. Black text reads best on it, at 9.59:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.59:1 |
| White text | 2.18:1 |
Values
| HEX | #A9AECA |
| RGB | rgb(169, 174, 202) |
| HSL | hsl(231, 24%, 73%) |
| OKLCH | oklch(75.6% 0.04 277.4) |
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 #A9AECA | 2.18:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #A9AECA | 9.59:1 | AAA | Lc 60.9 | Content text, not long reading |
| #A9AECA text on white | 2.18:1 | Fails | Lc 43.1 | Non-text elements, placeholder text |
| #A9AECA text on black | 9.59:1 | AAA | Lc -59.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BCBFD1
oklch(80.8% 0.025 278.3)
-
Step 400
400 (this color)
#A9AECA
oklch(75.6% 0.04 277.4)
-
Step 500
500
#8187A9
oklch(63.1% 0.052 277)
-
Step 600
600
#6B7194
oklch(55.7% 0.055 276.9)
-
Step 700
700
#595E7F
oklch(49.1% 0.053 277.6)
-
Step 800
800
#494D67
oklch(42.7% 0.043 277.6)
-
Step 900
900
#3D4054
oklch(37.7% 0.034 278)
-
Step 950
950
#242631
oklch(27.1% 0.021 276.9)
#A9AECA 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) | #A7B0CB | 0.005 |
| Deuteranopia (no green cones) | #A5AEC9 | 0.006 |
| Tritanopia (no blue cones) | #A2B3B7 | 0.036 |
| Achromatopsia (no color) | #AFAFAF | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9AECA
#A9AECA
oklch(75.6% 0.04 277.4)
- #B7B094
#B7B094
oklch(75.6% 0.039 95.6)
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 #A9AECA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.037
- Cool Steel #97A7B3 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Cloudy Blue #ACC2D9 ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.060
- Pinkish Grey #C8ACA9 ΔE 0.061
Use #A9AECA 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.