#A09FB0
Closest named color: Cool Steel (#97A7B3). oklch(70.9% 0.025 288.5), rgb(160, 159, 176).
Aa
Black text reads best on this color (8.08:1).
About this color
#A09FB0 is a medium-light close to neutral grey. In OKLCH its lightness is 71%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Cool Steel (#97A7B3), ΔE 0.023 away. Black text reads best on it, at 8.08:1.
| Hue family | Neutrals |
| Lightness | medium-light (71%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.08:1 |
| White text | 2.59:1 |
Values
| HEX | #A09FB0 |
| RGB | rgb(160, 159, 176) |
| HSL | hsl(244, 10%, 66%) |
| OKLCH | oklch(70.9% 0.025 288.5) |
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 #A09FB0 | 2.59:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #A09FB0 | 8.08:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #A09FB0 text on white | 2.59:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #A09FB0 text on black | 8.08:1 | AAA | Lc -51.1 | 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
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C0BFCA
oklch(80.9% 0.015 290.2)
-
Step 400
400 (this color)
#A09FB0
oklch(70.9% 0.025 288.5)
-
Step 500
500
#88879C
oklch(63.1% 0.031 287.7)
-
Step 600
600
#727087
oklch(55.5% 0.035 289.2)
-
Step 700
700
#605E72
oklch(49.1% 0.032 289.8)
-
Step 800
800
#4E4D5D
oklch(42.7% 0.026 288.1)
-
Step 900
900
#41404C
oklch(37.7% 0.02 289.2)
-
Step 950
950
#26262D
oklch(27.2% 0.013 285.5)
#A09FB0 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) | #9BA1B1 | 0.008 |
| Deuteranopia (no green cones) | #9BA0AF | 0.008 |
| Tritanopia (no blue cones) | #9DA2A4 | 0.023 |
| Achromatopsia (no color) | #A1A1A1 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A09FB0
#A09FB0
oklch(70.9% 0.025 288.5)
- #A2A391
#A2A391
oklch(71% 0.025 109.6)
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 #A09FB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.023
- Cool Grey #95A3A6 ΔE 0.026
- Bluey Grey #89A0B0 ΔE 0.031
- Cool Gray #8D99AE ΔE 0.033
- Dark Gray #A9A9A9 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.036
- Pewter #96A8A1 ΔE 0.041
- Cement #A5A391 ΔE 0.050
Use #A09FB0 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.