#AAC9BC
Closest named color: Ash Gray (#BFC8AD). oklch(80.9% 0.038 168.1), rgb(170, 201, 188).
Aa
Black text reads best on this color (11.79:1).
About this color
#AAC9BC is a light, muted green. In OKLCH its lightness is 81%, its chroma 0.038 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ash Gray (#BFC8AD), ΔE 0.031 away. Black text reads best on it, at 11.79:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Ash Gray (#BFC8AD) |
| Black text | 11.79:1 |
| White text | 1.78:1 |
Values
| HEX | #AAC9BC |
| RGB | rgb(170, 201, 188) |
| HSL | hsl(155, 22%, 73%) |
| OKLCH | oklch(80.9% 0.038 168.1) |
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 #AAC9BC | 1.78:1 | Fails | Lc -36.9 | Non-text elements, placeholder text |
| Black text on #AAC9BC | 11.79:1 | AAA | Lc 71.0 | Content text, not long reading |
| #AAC9BC text on white | 1.78:1 | Fails | Lc 32.9 | Non-text elements, placeholder text |
| #AAC9BC text on black | 11.79:1 | AAA | Lc -69.8 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CDDED6
oklch(88.6% 0.021 166)
-
Step 300
300 (this color)
#AAC9BC
oklch(80.9% 0.038 168.1)
-
Step 400
400
#7BAD99
oklch(70.6% 0.061 167.9)
-
Step 500
500
#579981
oklch(63.2% 0.078 168.4)
-
Step 600
600
#39836A
oklch(55.6% 0.084 168.4)
-
Step 700
700
#2B6F58
oklch(49.1% 0.079 167.8)
-
Step 800
800
#255A48
oklch(42.6% 0.065 168.2)
-
Step 900
900
#244A3C
oklch(37.6% 0.05 167.6)
-
Step 950
950
#162C23
oklch(27.1% 0.033 165.9)
#AAC9BC 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) | #C7C5BB | 0.038 |
| Deuteranopia (no green cones) | #C1C0BD | 0.037 |
| Tritanopia (no blue cones) | #A4C9C5 | 0.014 |
| Achromatopsia (no color) | #C2C2C2 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAC9BC
#AAC9BC
oklch(80.9% 0.038 168.1)
- #D4B7C5
#D4B7C5
oklch(80.8% 0.038 347.3)
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 #AAC9BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ash Gray #BFC8AD ΔE 0.031
- Tiffany Blue #94D2BD ΔE 0.033
- Silver #C0C0C0 ΔE 0.038
- Pale Teal #82CBB2 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.051
- Celeste #A8DADC ΔE 0.053
- French Gray #ADB5BD ΔE 0.055
- Light Steel Blue #B0C4DE ΔE 0.056
Use #AAC9BC 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.