#4C5050
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.8% 0.005 197), rgb(76, 80, 80).
Aa
White text reads best on this color (8.16:1).
About this color
#4C5050 is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.005. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.041 away. White text reads best on it, at 8.16:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.005) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.57:1 |
| White text | 8.16:1 |
Values
| HEX | #4C5050 |
| RGB | rgb(76, 80, 80) |
| HSL | hsl(180, 3%, 31%) |
| OKLCH | oklch(42.8% 0.005 197) |
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 #4C5050 | 8.16:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #4C5050 | 2.57:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #4C5050 text on white | 8.16:1 | AAA | Lc 88.3 | Fine for body text |
| #4C5050 text on black | 2.57:1 | Fails | Lc -13.9 | 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
#F5F5F5
oklch(97% 0 0)
-
Step 100
100
#E9EAEA
oklch(93.6% 0.001 197.1)
-
Step 200
200
#D8D9D9
oklch(88.5% 0.001 197.1)
-
Step 300
300
#BEC1C1
oklch(80.9% 0.003 197.1)
-
Step 400
400
#9DA1A1
oklch(70.6% 0.005 197.1)
-
Step 500
500
#858B8B
oklch(63.2% 0.007 197)
-
Step 600
600
#6F7575
oklch(55.7% 0.007 196.9)
-
Step 700
700
#5D6262
oklch(49.2% 0.006 197)
-
Step 800
800 (this color)
#4C5050
oklch(42.8% 0.005 197)
-
Step 900
900
#3F4242
oklch(37.6% 0.004 197)
-
Step 950
950
#252727
oklch(27.1% 0.003 197)
#4C5050 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) | #4F5050 | 0.005 |
| Deuteranopia (no green cones) | #4F4F50 | 0.005 |
| Tritanopia (no blue cones) | #4B5050 | 0.002 |
| Achromatopsia (no color) | #4F4F4F | 0.005 |
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 #4C5050, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.057
- Dusty Grape #545775 ΔE 0.062
- YInMn Blue #415A77 ΔE 0.063
- Charcoal #264653 ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.066
- Deep Teal #00555A ΔE 0.067
- Dark Green Blue #1F6357 ΔE 0.070
Use #4C5050 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.