#A09CB0
Closest named color: Cool Gray (#8D99AE). oklch(70.3% 0.029 294.8), rgb(160, 156, 176).
Aa
Black text reads best on this color (7.87:1).
About this color
#A09CB0 is a medium-light close to neutral grey. In OKLCH its lightness is 70%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Cool Gray (#8D99AE), ΔE 0.029 away. Black text reads best on it, at 7.87:1.
| Hue family | Neutrals |
| Lightness | medium-light (70%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.87:1 |
| White text | 2.66:1 |
Values
| HEX | #A09CB0 |
| RGB | rgb(160, 156, 176) |
| HSL | hsl(252, 11%, 65%) |
| OKLCH | oklch(70.3% 0.029 294.8) |
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 #A09CB0 | 2.66:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #A09CB0 | 7.87:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #A09CB0 text on white | 2.66:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #A09CB0 text on black | 7.87:1 | AAA | Lc -50.0 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8DF
oklch(88.5% 0.01 292.8)
-
Step 300
300
#C1BECB
oklch(80.8% 0.018 296.6)
-
Step 400
400 (this color)
#A09CB0
oklch(70.3% 0.029 294.8)
-
Step 500
500
#8B859E
oklch(63% 0.038 296.3)
-
Step 600
600
#756F89
oklch(55.6% 0.04 295.6)
-
Step 700
700
#625D74
oklch(49.2% 0.037 295)
-
Step 800
800
#504C5F
oklch(42.8% 0.031 294.7)
-
Step 900
900
#423F4D
oklch(37.6% 0.024 295)
-
Step 950
950
#27252D
oklch(27% 0.015 296.8)
#A09CB0 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) | #989FB1 | 0.013 |
| Deuteranopia (no green cones) | #999EAF | 0.011 |
| Tritanopia (no blue cones) | #9D9FA2 | 0.025 |
| Achromatopsia (no color) | #9E9E9E | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A09CB0
#A09CB0
oklch(70.3% 0.029 294.8)
- #9EA28D
#9EA28D
oklch(70.3% 0.03 115.9)
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 #A09CB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.029
- Cool Steel #97A7B3 ΔE 0.030
- Cool Grey #95A3A6 ΔE 0.032
- Bluey Grey #89A0B0 ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.039
- Dark Gray #A9A9A9 ΔE 0.043
- Pewter #96A8A1 ΔE 0.048
- Greyblue #77A1B5 ΔE 0.053
Use #A09CB0 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.