#A3ADBA
Closest named color: Dark Gray (#A9A9A9). oklch(74.4% 0.022 254.9), rgb(163, 173, 186).
Aa
Black text reads best on this color (9.24:1).
About this color
#A3ADBA is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.024 away. Black text reads best on it, at 9.24:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.24:1 |
| White text | 2.27:1 |
Values
| HEX | #A3ADBA |
| RGB | rgb(163, 173, 186) |
| HSL | hsl(214, 14%, 68%) |
| OKLCH | oklch(74.4% 0.022 254.9) |
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 #A3ADBA | 2.27:1 | Fails | Lc -49.7 | Large or bold text, headings |
| Black text on #A3ADBA | 9.24:1 | AAA | Lc 59.2 | Large or bold text, headings |
| #A3ADBA text on white | 2.27:1 | Fails | Lc 44.8 | Non-text elements, placeholder text |
| #A3ADBA text on black | 9.24:1 | AAA | Lc -57.3 | 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
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6D9DE
oklch(88.4% 0.008 260.7)
-
Step 300
300
#BBC1C9
oklch(80.9% 0.013 255.5)
-
Step 400
400 (this color)
#A3ADBA
oklch(74.4% 0.022 254.9)
-
Step 500
500
#7E8B9B
oklch(63.2% 0.028 253.7)
-
Step 600
600
#687585
oklch(55.7% 0.029 253.7)
-
Step 700
700
#566271
oklch(49.1% 0.028 254.1)
-
Step 800
800
#47505C
oklch(42.8% 0.023 255.6)
-
Step 900
900
#3B424B
oklch(37.6% 0.018 254.7)
-
Step 950
950
#23272C
oklch(27.1% 0.011 254)
#A3ADBA 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) | #A9ADBB | 0.008 |
| Deuteranopia (no green cones) | #A6ABBA | 0.006 |
| Tritanopia (no blue cones) | #9EB0B1 | 0.019 |
| Achromatopsia (no color) | #ACACAC | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ADBA
#A3ADBA
oklch(74.4% 0.022 254.9)
- #B4AA9D
#B4AA9D
oklch(74.3% 0.022 74.6)
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 #A3ADBA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.024
- Cool Steel #97A7B3 ΔE 0.025
- French Gray #ADB5BD ΔE 0.027
- Pewter #96A8A1 ΔE 0.041
- Cool Grey #95A3A6 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.051
- Bluey Grey #89A0B0 ΔE 0.053
Use #A3ADBA 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.