#685C66
Closest named color: Dim Gray (#696969). oklch(49% 0.022 331.4), rgb(104, 92, 102).
Aa
White text reads best on this color (6.34:1).
About this color
#685C66 is a medium-dark close to neutral grey. In OKLCH its lightness is 49%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.038 away. White text reads best on it, at 6.34:1.
| Hue family | Neutrals |
| Lightness | medium-dark (49%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.31:1 |
| White text | 6.34:1 |
Values
| HEX | #685C66 |
| RGB | rgb(104, 92, 102) |
| HSL | hsl(310, 6%, 38%) |
| OKLCH | oklch(49% 0.022 331.4) |
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 #685C66 | 6.34:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #685C66 | 3.31:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #685C66 text on white | 6.34:1 | AA | Lc 81.6 | Fine for body text |
| #685C66 text on black | 3.31:1 | AA large text | Lc -20.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EB
oklch(93.6% 0.003 325.6)
-
Step 200
200
#DBD8DB
oklch(88.5% 0.005 325.6)
-
Step 300
300
#C5BEC4
oklch(80.9% 0.011 330.2)
-
Step 400
400
#A79DA5
oklch(70.7% 0.016 332.3)
-
Step 500
500
#92858F
oklch(63.1% 0.021 333.7)
-
Step 600
600
#7C6F7A
oklch(55.7% 0.023 330.9)
-
Step 700
700 (this color)
#685C66
oklch(49% 0.022 331.4)
-
Step 800
800
#554B53
oklch(42.6% 0.018 332.6)
-
Step 900
900
#463F45
oklch(37.7% 0.014 330.5)
-
Step 950
950
#292528
oklch(27% 0.008 334.4)
#685C66 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) | #5C5F66 | 0.020 |
| Deuteranopia (no green cones) | #5E6066 | 0.019 |
| Tritanopia (no blue cones) | #695D5F | 0.013 |
| Achromatopsia (no color) | #5F5F5F | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #685C66
#685C66
oklch(49% 0.022 331.4)
- #58645A
#58645A
oklch(49% 0.022 150.2)
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 #685C66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.038
- Slate #516572 ΔE 0.040
- Dusty Grape #545775 ΔE 0.046
- YInMn Blue #415A77 ΔE 0.064
- Dull Purple #84597E ΔE 0.065
- Dark Mauve #874C62 ΔE 0.065
- Dusky Purple #895B7B ΔE 0.068
- Muted Purple #805B87 ΔE 0.069
Use #685C66 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.