#56646F
Closest named color: Slate (#516572). oklch(49.5% 0.025 241.7), rgb(86, 100, 111).
Aa
White text reads best on this color (6.09:1).
About this color
#56646F is a medium-dark close to neutral grey. In OKLCH its lightness is 50%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.008 away. White text reads best on it, at 6.09:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.44:1 |
| White text | 6.09:1 |
Values
| HEX | #56646F |
| RGB | rgb(86, 100, 111) |
| HSL | hsl(206, 13%, 39%) |
| OKLCH | oklch(49.5% 0.025 241.7) |
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 #56646F | 6.09:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #56646F | 3.44:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #56646F text on white | 6.09:1 | AA | Lc 80.4 | Fine for body text |
| #56646F text on black | 3.44:1 | AA large text | Lc -21.4 | 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
#F4F5F6
oklch(97% 0.002 247.8)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#BAC2C8
oklch(81% 0.012 239.9)
-
Step 400
400
#97A2AC
oklch(70.7% 0.019 245.5)
-
Step 500
500
#7D8C97
oklch(63.2% 0.024 239.7)
-
Step 600
600
#667682
oklch(55.7% 0.027 240.4)
-
Step 700
700 (this color)
#56646F
oklch(49.5% 0.025 241.7)
-
Step 800
800
#455159
oklch(42.7% 0.02 237.2)
-
Step 900
900
#3A4349
oklch(37.7% 0.016 237.1)
-
Step 950
950
#22272B
oklch(26.9% 0.01 242.1)
#56646F 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) | #606470 | 0.015 |
| Deuteranopia (no green cones) | #5C616F | 0.012 |
| Tritanopia (no blue cones) | #4F6767 | 0.021 |
| Achromatopsia (no color) | #626262 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56646F
#56646F
oklch(49.5% 0.025 241.7)
- #6D5F54
#6D5F54
oklch(49.6% 0.025 60.3)
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 #56646F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.008
- Dim Gray #696969 ΔE 0.035
- Dusty Grape #545775 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.048
- Metallic Blue #4F738E ΔE 0.056
- Denim #3B638C ΔE 0.057
- Battleship Gray #6C757D ΔE 0.063
- Dusk #4E5481 ΔE 0.065
Use #56646F 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.