#AAA7C9
Closest named color: Cool Steel (#97A7B3). oklch(74.2% 0.049 289.2), rgb(170, 167, 201).
Aa
Black text reads best on this color (9.08:1).
About this color
#AAA7C9 is a medium-light, muted purple. In OKLCH its lightness is 74%, its chroma 0.049 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.044 away. Black text reads best on it, at 9.08:1.
| Hue family | Purples |
| Lightness | medium-light (74%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.08:1 |
| White text | 2.31:1 |
Values
| HEX | #AAA7C9 |
| RGB | rgb(170, 167, 201) |
| HSL | hsl(245, 24%, 72%) |
| OKLCH | oklch(74.2% 0.049 289.2) |
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 #AAA7C9 | 2.31:1 | Fails | Lc -50.5 | Large or bold text, headings |
| Black text on #AAA7C9 | 9.08:1 | AAA | Lc 58.4 | Large or bold text, headings |
| #AAA7C9 text on white | 2.31:1 | Fails | Lc 45.6 | Large or bold text, headings |
| #AAA7C9 text on black | 9.08:1 | AAA | Lc -56.5 | 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
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D7E4
oklch(88.4% 0.018 289.6)
-
Step 300
300
#BFBED4
oklch(80.9% 0.031 287.8)
-
Step 400
400 (this color)
#AAA7C9
oklch(74.2% 0.049 289.2)
-
Step 500
500
#8884AD
oklch(63.2% 0.061 289)
-
Step 600
600
#726D99
oklch(55.7% 0.068 289.2)
-
Step 700
700
#5F5B82
oklch(49.1% 0.062 288.6)
-
Step 800
800
#4E4A6A
oklch(42.6% 0.053 289.7)
-
Step 900
900
#413E56
oklch(37.7% 0.041 290)
-
Step 950
950
#262432
oklch(26.9% 0.026 291.1)
#AAA7C9 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) | #9FABCB | 0.017 |
| Deuteranopia (no green cones) | #9FAAC8 | 0.017 |
| Tritanopia (no blue cones) | #A4ACB2 | 0.042 |
| Achromatopsia (no color) | #AAAAAA | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAA7C9
#AAA7C9
oklch(74.2% 0.049 289.2)
- #ADAF8B
#ADAF8B
oklch(74.3% 0.05 110.2)
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 #AAA7C9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.044
- French Gray #ADB5BD ΔE 0.047
- Dark Gray #A9A9A9 ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.055
- Cool Grey #95A3A6 ΔE 0.060
- Bluey Grey #89A0B0 ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.063
- Cool Gray #8D99AE ΔE 0.066
Use #AAA7C9 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.