#A3AEB7
Closest named color: Dark Gray (#A9A9A9). oklch(74.5% 0.018 242.5), rgb(163, 174, 183).
Aa
Black text reads best on this color (9.29:1).
About this color
#A3AEB7 is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.021 away. Black text reads best on it, at 9.29:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.29:1 |
| White text | 2.25:1 |
Values
| HEX | #A3AEB7 |
| RGB | rgb(163, 174, 183) |
| HSL | hsl(207, 12%, 68%) |
| OKLCH | oklch(74.5% 0.018 242.5) |
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 #A3AEB7 | 2.25:1 | Fails | Lc -49.4 | Large or bold text, headings |
| Black text on #A3AEB7 | 9.29:1 | AAA | Lc 59.4 | Large or bold text, headings |
| #A3AEB7 text on white | 2.25:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #A3AEB7 text on black | 9.29:1 | AAA | Lc -57.6 | 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
#F4F5F6
oklch(97% 0.002 247.8)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6DADD
oklch(88.6% 0.006 239.8)
-
Step 300
300
#BBC2C7
oklch(81% 0.01 238.5)
-
Step 400
400 (this color)
#A3AEB7
oklch(74.5% 0.018 242.5)
-
Step 500
500
#7E8B96
oklch(63% 0.022 243.6)
-
Step 600
600
#677581
oklch(55.5% 0.025 244.1)
-
Step 700
700
#56636D
oklch(49.2% 0.023 241.1)
-
Step 800
800
#465059
oklch(42.6% 0.02 245.4)
-
Step 900
900
#3B4349
oklch(37.8% 0.015 240.3)
-
Step 950
950
#23272B
oklch(27% 0.009 248.2)
#A3AEB7 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) | #AAAEB7 | 0.010 |
| Deuteranopia (no green cones) | #A8ABB7 | 0.010 |
| Tritanopia (no blue cones) | #9EB0B1 | 0.014 |
| Achromatopsia (no color) | #ACACAC | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3AEB7
#A3AEB7
oklch(74.5% 0.018 242.5)
- #B5AAA1
#B5AAA1
oklch(74.5% 0.018 61.9)
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 #A3AEB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.021
- French Gray #ADB5BD ΔE 0.025
- Cool Steel #97A7B3 ΔE 0.026
- Pewter #96A8A1 ΔE 0.038
- Cool Grey #95A3A6 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.052
- Cement #A5A391 ΔE 0.053
Use #A3AEB7 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.