#AA9CA3
Closest named color: Cool Grey (#95A3A6). oklch(70.7% 0.019 345.8), rgb(170, 156, 163).
Aa
Black text reads best on this color (7.99:1).
About this color
#AA9CA3 is a medium-light close to neutral grey. In OKLCH its lightness is 71%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Cool Grey (#95A3A6), ΔE 0.033 away. Black text reads best on it, at 7.99:1.
| Hue family | Neutrals |
| Lightness | medium-light (71%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Cool Grey (#95A3A6) |
| Black text | 7.99:1 |
| White text | 2.62:1 |
Values
| HEX | #AA9CA3 |
| RGB | rgb(170, 156, 163) |
| HSL | hsl(330, 8%, 64%) |
| OKLCH | oklch(70.7% 0.019 345.8) |
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 #AA9CA3 | 2.62:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #AA9CA3 | 7.99:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #AA9CA3 text on white | 2.62:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #AA9CA3 text on black | 7.99:1 | AAA | Lc -50.7 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#ECE9EA
oklch(93.7% 0.003 354.7)
-
Step 200
200
#DDD7DA
oklch(88.5% 0.008 345.4)
-
Step 300
300
#C7BEC2
oklch(81% 0.011 348.5)
-
Step 400
400 (this color)
#AA9CA3
oklch(70.7% 0.019 345.8)
-
Step 500
500
#95848D
oklch(63.1% 0.024 344.6)
-
Step 600
600
#7F6D77
oklch(55.5% 0.027 343.5)
-
Step 700
700
#6C5B64
oklch(49.1% 0.026 344.9)
-
Step 800
800
#584B51
oklch(42.8% 0.02 348.4)
-
Step 900
900
#483E43
oklch(37.6% 0.016 346.2)
-
Step 950
950
#2A2527
oklch(27.1% 0.008 351.5)
#AA9CA3 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) | #9D9EA3 | 0.019 |
| Deuteranopia (no green cones) | #A0A0A3 | 0.017 |
| Tritanopia (no blue cones) | #AC9C9E | 0.008 |
| Achromatopsia (no color) | #A0A0A0 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA9CA3
#AA9CA3
oklch(70.7% 0.019 345.8)
- #96A59E
#96A59E
oklch(70.8% 0.02 166.1)
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 #AA9CA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Grey #95A3A6 ΔE 0.033
- Dark Gray #A9A9A9 ΔE 0.034
- Cool Steel #97A7B3 ΔE 0.038
- Cement #A5A391 ΔE 0.038
- Pewter #96A8A1 ΔE 0.042
- Rosy Brown #BC8F8F ΔE 0.043
- Light Mauve #C292A1 ΔE 0.043
- Grey Pink #C3909B ΔE 0.046
Use #AA9CA3 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.