#605B64
Closest named color: Slate (#516572). oklch(47.9% 0.016 310.4), rgb(96, 91, 100).
Aa
White text reads best on this color (6.60:1).
About this color
#605B64 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 0.035 away. White text reads best on it, at 6.60:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.17:1 |
| White text | 6.60:1 |
Values
| HEX | #605B64 |
| RGB | rgb(96, 91, 100) |
| HSL | hsl(273, 5%, 37%) |
| OKLCH | oklch(47.9% 0.016 310.4) |
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 #605B64 | 6.60:1 | AA | Lc -87.8 | Fine for body text |
| Black text on #605B64 | 3.17:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #605B64 text on white | 6.60:1 | AA | Lc 82.7 | Fine for body text |
| #605B64 text on black | 3.17:1 | AA large text | Lc -19.2 | 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
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#DAD8DB
oklch(88.5% 0.005 314.8)
-
Step 300
300
#C2BFC4
oklch(80.9% 0.008 312.3)
-
Step 400
400
#A39FA6
oklch(70.8% 0.011 311.1)
-
Step 500
500
#8C8791
oklch(63.1% 0.016 308.2)
-
Step 600
600
#76717B
oklch(55.6% 0.016 308.1)
-
Step 700
700 (this color)
#605B64
oklch(47.9% 0.016 310.4)
-
Step 800
800
#514D54
oklch(42.7% 0.012 311)
-
Step 900
900
#434046
oklch(37.7% 0.011 308.1)
-
Step 950
950
#272629
oklch(27.1% 0.006 301.2)
#605B64 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) | #5A5D64 | 0.011 |
| Deuteranopia (no green cones) | #5B5D64 | 0.009 |
| Tritanopia (no blue cones) | #605C5E | 0.011 |
| Achromatopsia (no color) | #5D5D5D | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #605B64
#605B64
oklch(47.9% 0.016 310.4)
- #5A5F56
#5A5F56
oklch(47.8% 0.015 131)
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 #605B64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.035
- Dusty Grape #545775 ΔE 0.038
- Dim Gray #696969 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.053
- Dusk #4E5481 ΔE 0.064
- Brownish Purple #76424E ΔE 0.074
- Denim #3B638C ΔE 0.074
- Dark Mauve #874C62 ΔE 0.076
Use #605B64 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.