#665E63
Closest named color: Dim Gray (#696969). oklch(49.1% 0.013 339.7), rgb(102, 94, 99).
Aa
White text reads best on this color (6.27:1).
About this color
#665E63 is a medium-dark close to neutral grey. In OKLCH its lightness is 49%, its chroma 0.013. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.032 away. White text reads best on it, at 6.27:1.
| Hue family | Neutrals |
| Lightness | medium-dark (49%) |
| Chroma | close to neutral grey (0.013) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #665E63 |
| RGB | rgb(102, 94, 99) |
| HSL | hsl(323, 4%, 38%) |
| OKLCH | oklch(49.1% 0.013 339.7) |
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 #665E63 | 6.27:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #665E63 | 3.34:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #665E63 text on white | 6.27:1 | AA | Lc 81.3 | Fine for body text |
| #665E63 text on black | 3.34:1 | AA large text | Lc -20.6 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#EBE9EA
oklch(93.6% 0.003 345.2)
-
Step 200
200
#DBD8DA
oklch(88.5% 0.004 337.4)
-
Step 300
300
#C3BFC2
oklch(80.9% 0.006 334)
-
Step 400
400
#A59EA2
oklch(70.6% 0.01 341.9)
-
Step 500
500
#8F878C
oklch(63.2% 0.012 339.5)
-
Step 600
600
#797076
oklch(55.5% 0.014 337.8)
-
Step 700
700 (this color)
#665E63
oklch(49.1% 0.013 339.7)
-
Step 800
800
#534D51
oklch(42.7% 0.01 337.7)
-
Step 900
900
#454043
oklch(37.8% 0.008 340.7)
-
Step 950
950
#282527
oklch(26.9% 0.006 337.7)
#665E63 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) | #5E5F63 | 0.013 |
| Deuteranopia (no green cones) | #606163 | 0.012 |
| Tritanopia (no blue cones) | #675E60 | 0.005 |
| Achromatopsia (no color) | #606060 | 0.013 |
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 #665E63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.032
- Slate #516572 ΔE 0.037
- Dusty Grape #545775 ΔE 0.050
- Dark Taupe #7F684E ΔE 0.065
- YInMn Blue #415A77 ΔE 0.065
- Battleship Gray #6C757D ΔE 0.070
- Cocoa #875F42 ΔE 0.072
- Dark Mauve #874C62 ΔE 0.072
Use #665E63 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.