#4E5B53
Closest named color: Slate (#516572). oklch(45.7% 0.021 158.5), rgb(78, 91, 83).
Aa
White text reads best on this color (7.13:1).
About this color
#4E5B53 is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.051 away. White text reads best on it, at 7.13:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 2.94:1 |
| White text | 7.13:1 |
Values
| HEX | #4E5B53 |
| RGB | rgb(78, 91, 83) |
| HSL | hsl(143, 8%, 33%) |
| OKLCH | oklch(45.7% 0.021 158.5) |
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 #4E5B53 | 7.13:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #4E5B53 | 2.94:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #4E5B53 text on white | 7.13:1 | AAA | Lc 84.7 | Fine for body text |
| #4E5B53 text on black | 2.94:1 | Fails | Lc -17.2 | 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 800.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E8EAE9
oklch(93.5% 0.003 165.1)
-
Step 200
200
#D6DAD7
oklch(88.4% 0.006 153.8)
-
Step 300
300
#BAC3BE
oklch(80.9% 0.012 162)
-
Step 400
400
#97A49C
oklch(70.6% 0.019 158.9)
-
Step 500
500
#7E8E84
oklch(63.1% 0.024 158.2)
-
Step 600
600
#67786D
oklch(55.5% 0.026 157.1)
-
Step 700
700
#55655B
oklch(49% 0.025 157.9)
-
Step 800
800 (this color)
#4E5B53
oklch(45.7% 0.021 158.5)
-
Step 900
900
#3B443E
oklch(37.6% 0.016 156.4)
-
Step 950
950
#222825
oklch(27% 0.01 164.1)
#4E5B53 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) | #5B5953 | 0.020 |
| Deuteranopia (no green cones) | #585753 | 0.019 |
| Tritanopia (no blue cones) | #4C5B59 | 0.010 |
| Achromatopsia (no color) | #585858 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5B53
#4E5B53
oklch(45.7% 0.021 158.5)
- #5F535B
#5F535B
oklch(45.7% 0.02 338.1)
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 #4E5B53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.060
- YInMn Blue #415A77 ΔE 0.062
- Dusty Grape #545775 ΔE 0.063
- Dark Aqua #05696B ΔE 0.066
- Petrol #005F6A ΔE 0.066
- Dim Gray #696969 ΔE 0.067
Use #4E5B53 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.