#A9AACE
Closest named color: French Gray (#ADB5BD). oklch(74.9% 0.052 283.8), rgb(169, 170, 206).
Aa
Black text reads best on this color (9.32:1).
About this color
#A9AACE is a medium-light, muted purple. In OKLCH its lightness is 75%, its chroma 0.052 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.045 away. Black text reads best on it, at 9.32:1.
| Hue family | Purples |
| Lightness | medium-light (75%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.32:1 |
| White text | 2.25:1 |
Values
| HEX | #A9AACE |
| RGB | rgb(169, 170, 206) |
| HSL | hsl(238, 27%, 74%) |
| OKLCH | oklch(74.9% 0.052 283.8) |
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 #A9AACE | 2.25:1 | Fails | Lc -49.2 | Large or bold text, headings |
| Black text on #A9AACE | 9.32:1 | AAA | Lc 59.6 | Large or bold text, headings |
| #A9AACE text on white | 2.25:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #A9AACE text on black | 9.32:1 | AAA | Lc -57.7 | 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
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D7D8E5
oklch(88.5% 0.018 282.5)
-
Step 300
300
#BDBED5
oklch(80.8% 0.032 283.7)
-
Step 400
400 (this color)
#A9AACE
oklch(74.9% 0.052 283.8)
-
Step 500
500
#8484B1
oklch(63% 0.067 284.3)
-
Step 600
600
#6E6E9C
oklch(55.7% 0.071 283.9)
-
Step 700
700
#5C5C85
oklch(49.2% 0.065 283.7)
-
Step 800
800
#4B4B6C
oklch(42.7% 0.054 283.9)
-
Step 900
900
#3E3F58
oklch(37.8% 0.043 282.4)
-
Step 950
950
#252533
oklch(27.1% 0.026 284.5)
#A9AACE 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) | #A1AED0 | 0.014 |
| Deuteranopia (no green cones) | #A0ACCD | 0.013 |
| Tritanopia (no blue cones) | #A1B0B6 | 0.045 |
| Achromatopsia (no color) | #ADADAD | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9AACE
#A9AACE
oklch(74.9% 0.052 283.8)
- #B3B08A
#B3B08A
oklch(75% 0.052 103.8)
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 #A9AACE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.045
- Light Grey Blue #9DBCD4 ΔE 0.048
- Cool Steel #97A7B3 ΔE 0.048
- Dark Gray #A9A9A9 ΔE 0.054
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Cloudy Blue #ACC2D9 ΔE 0.063
- Cool Grey #95A3A6 ΔE 0.066
- Bluey Grey #89A0B0 ΔE 0.067
Use #A9AACE 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.