#504F5F
Closest named color: Dusty Grape (#545775). oklch(43.5% 0.026 288.1), rgb(80, 79, 95).
Aa
White text reads best on this color (8.00:1).
About this color
#504F5F is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.039 away. White text reads best on it, at 8.00:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #504F5F |
| RGB | rgb(80, 79, 95) |
| HSL | hsl(244, 9%, 34%) |
| OKLCH | oklch(43.5% 0.026 288.1) |
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 #504F5F | 8.00:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #504F5F | 2.62:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #504F5F text on white | 8.00:1 | AAA | Lc 87.7 | Fine for body text |
| #504F5F text on black | 2.62:1 | Fails | Lc -14.4 | Not readable |
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 800.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D8D8DE
oklch(88.4% 0.008 286.2)
-
Step 300
300
#C0BFCA
oklch(80.9% 0.015 290.2)
-
Step 400
400
#9F9EAF
oklch(70.6% 0.025 288.5)
-
Step 500
500
#88879C
oklch(63.1% 0.031 287.7)
-
Step 600
600
#727087
oklch(55.5% 0.035 289.2)
-
Step 700
700
#5F5E72
oklch(49% 0.032 287.5)
-
Step 800
800 (this color)
#504F5F
oklch(43.5% 0.026 288.1)
-
Step 900
900
#41404C
oklch(37.7% 0.02 289.2)
-
Step 950
950
#26262D
oklch(27.2% 0.013 285.5)
#504F5F 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) | #4B5160 | 0.009 |
| Deuteranopia (no green cones) | #4B505F | 0.008 |
| Tritanopia (no blue cones) | #4D5254 | 0.024 |
| Achromatopsia (no color) | #505050 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504F5F
#504F5F
oklch(43.5% 0.026 288.1)
- #525242
#525242
oklch(43.4% 0.025 107.4)
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 #504F5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.039
- YInMn Blue #415A77 ΔE 0.046
- Dusk #4E5481 ΔE 0.055
- Dark Slate Gray #2F4F4F ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.066
- Slate #516572 ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.069
- Charcoal #264653 ΔE 0.071
Use #504F5F 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.