#665B5C
Closest named color: Dim Gray (#696969). oklch(48.2% 0.014 11.4), rgb(102, 91, 92).
Aa
White text reads best on this color (6.52:1).
About this color
#665B5C is a medium-dark close to neutral grey. In OKLCH its lightness is 48%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.041 away. White text reads best on it, at 6.52:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.21:1 |
| White text | 6.52:1 |
Values
| HEX | #665B5C |
| RGB | rgb(102, 91, 92) |
| HSL | hsl(355, 6%, 38%) |
| OKLCH | oklch(48.2% 0.014 11.4) |
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 #665B5C | 6.52:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #665B5C | 3.21:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #665B5C text on white | 6.52:1 | AA | Lc 82.4 | Fine for body text |
| #665B5C text on black | 3.21:1 | AA large text | Lc -19.5 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#EBE9E9
oklch(93.6% 0.002 17.2)
-
Step 200
200
#DBD8D8
oklch(88.5% 0.003 17.2)
-
Step 300
300
#C5BFBF
oklch(81% 0.007 17.3)
-
Step 400
400
#A79E9F
oklch(70.7% 0.011 9.6)
-
Step 500
500
#928687
oklch(63.1% 0.015 11.8)
-
Step 600
600
#7C7071
oklch(55.7% 0.015 11.8)
-
Step 700
700 (this color)
#665B5C
oklch(48.2% 0.014 11.4)
-
Step 800
800
#554C4D
oklch(42.6% 0.012 10)
-
Step 900
900
#464040
oklch(37.8% 0.008 17.5)
-
Step 950
950
#292526
oklch(26.9% 0.006 0.5)
#665B5C 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) | #5D5C5C | 0.015 |
| Deuteranopia (no green cones) | #5F5E5C | 0.014 |
| Tritanopia (no blue cones) | #685A5B | 0.004 |
| Achromatopsia (no color) | #5E5E5E | 0.014 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #665B5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.041
- Slate #516572 ΔE 0.045
- Dusty Grape #545775 ΔE 0.054
- Dark Taupe #7F684E ΔE 0.066
- YInMn Blue #415A77 ΔE 0.068
- Brownish Purple #76424E ΔE 0.069
- Cocoa #875F42 ΔE 0.070
- Dark Mauve #874C62 ΔE 0.071
Use #665B5C 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.