#665A68
Closest named color: Dusty Grape (#545775). oklch(48.4% 0.027 321.4), rgb(102, 90, 104).
Aa
White text reads best on this color (6.50:1).
About this color
#665A68 is a medium-dark close to neutral grey. In OKLCH its lightness is 48%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.038 away. White text reads best on it, at 6.50:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.22:1 |
| White text | 6.50:1 |
Values
| HEX | #665A68 |
| RGB | rgb(102, 90, 104) |
| HSL | hsl(291, 7%, 38%) |
| OKLCH | oklch(48.4% 0.027 321.4) |
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 #665A68 | 6.50:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #665A68 | 3.22:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #665A68 text on white | 6.50:1 | AA | Lc 82.3 | Fine for body text |
| #665A68 text on black | 3.22:1 | AA large text | Lc -19.6 | 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
#DBD8DC
oklch(88.6% 0.006 317.8)
-
Step 300
300
#C5BEC6
oklch(81% 0.013 321.9)
-
Step 400
400
#A79DA8
oklch(70.8% 0.019 323)
-
Step 500
500
#918493
oklch(63% 0.027 321.7)
-
Step 600
600
#7B6E7E
oklch(55.6% 0.029 319.9)
-
Step 700
700 (this color)
#665A68
oklch(48.4% 0.027 321.4)
-
Step 800
800
#554B56
oklch(42.7% 0.022 323.1)
-
Step 900
900
#463F47
oklch(37.8% 0.016 322)
-
Step 950
950
#29252A
oklch(27.1% 0.011 319.5)
#665A68 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) | #595D69 | 0.021 |
| Deuteranopia (no green cones) | #5B5E67 | 0.021 |
| Tritanopia (no blue cones) | #665B5F | 0.016 |
| Achromatopsia (no color) | #5E5E5E | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665A68
#665A68
oklch(48.4% 0.027 321.4)
- #576355
#576355
oklch(48.5% 0.027 141.2)
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 #665A68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.038
- Slate #516572 ΔE 0.041
- Dim Gray #696969 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.058
- Dusk #4E5481 ΔE 0.062
- Dull Purple #84597E ΔE 0.065
- Dark Mauve #874C62 ΔE 0.065
- Muted Purple #805B87 ΔE 0.068
Use #665A68 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.