#64595D
Closest named color: Slate (#516572). oklch(47.6% 0.016 353.7), rgb(100, 89, 93).
Aa
White text reads best on this color (6.71:1).
About this color
#64595D is a medium-dark close to neutral grey. In OKLCH its lightness is 48%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.046 away. White text reads best on it, at 6.71:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #64595D |
| RGB | rgb(100, 89, 93) |
| HSL | hsl(338, 6%, 37%) |
| OKLCH | oklch(47.6% 0.016 353.7) |
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 #64595D | 6.71:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #64595D | 3.12:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #64595D text on white | 6.71:1 | AA | Lc 83.1 | Fine for body text |
| #64595D text on black | 3.12:1 | AA large text | Lc -18.8 | 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
#DBD8D9
oklch(88.5% 0.004 354.7)
-
Step 300
300
#C5BFC1
oklch(81% 0.007 354.8)
-
Step 400
400
#A79EA1
oklch(70.8% 0.011 355)
-
Step 500
500
#92868A
oklch(63.2% 0.016 355.3)
-
Step 600
600
#7C6F74
oklch(55.5% 0.018 352.4)
-
Step 700
700 (this color)
#64595D
oklch(47.6% 0.016 353.7)
-
Step 800
800
#554C4F
oklch(42.6% 0.013 355.4)
-
Step 900
900
#463F42
oklch(37.6% 0.011 349.8)
-
Step 950
950
#292527
oklch(27% 0.007 345.8)
#64595D 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) | #5A5B5D | 0.017 |
| Deuteranopia (no green cones) | #5C5C5D | 0.015 |
| Tritanopia (no blue cones) | #66595A | 0.006 |
| Achromatopsia (no color) | #5C5C5C | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64595D
#64595D
oklch(47.6% 0.016 353.7)
- #545F5C
#545F5C
oklch(47.5% 0.014 177.5)
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 #64595D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.046
- Dim Gray #696969 ΔE 0.048
- Dusty Grape #545775 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.063
- Brownish Purple #76424E ΔE 0.066
- Dark Mauve #874C62 ΔE 0.071
- Dusk #4E5481 ΔE 0.073
- Dark Taupe #7F684E ΔE 0.074
Use #64595D 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.