#4E5B56
Closest named color: Slate (#516572). oklch(45.8% 0.018 170.3), rgb(78, 91, 86).
Aa
White text reads best on this color (7.10:1).
About this color
#4E5B56 is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.047 away. White text reads best on it, at 7.10:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #4E5B56 |
| RGB | rgb(78, 91, 86) |
| HSL | hsl(157, 8%, 33%) |
| OKLCH | oklch(45.8% 0.018 170.3) |
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 #4E5B56 | 7.10:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #4E5B56 | 2.95:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #4E5B56 text on white | 7.10:1 | AAA | Lc 84.7 | Fine for body text |
| #4E5B56 text on black | 2.95:1 | Fails | Lc -17.3 | 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
#D5DAD8
oklch(88.4% 0.006 170.4)
-
Step 300
300
#BAC3BF
oklch(80.9% 0.011 167.7)
-
Step 400
400
#97A49F
oklch(70.7% 0.016 170.8)
-
Step 500
500
#7D8E87
oklch(63.1% 0.022 168.9)
-
Step 600
600
#667871
oklch(55.6% 0.024 170)
-
Step 700
700
#55655F
oklch(49.1% 0.022 170.7)
-
Step 800
800 (this color)
#4E5B56
oklch(45.8% 0.018 170.3)
-
Step 900
900
#3A4440
oklch(37.6% 0.015 169.5)
-
Step 950
950
#222826
oklch(27% 0.009 173.5)
#4E5B56 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) | #5A5956 | 0.019 |
| Deuteranopia (no green cones) | #585756 | 0.019 |
| Tritanopia (no blue cones) | #4B5B59 | 0.006 |
| Achromatopsia (no color) | #585858 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5B56
#4E5B56
oklch(45.8% 0.018 170.3)
- #605459
#605459
oklch(45.9% 0.018 350.7)
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 #4E5B56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.053
- YInMn Blue #415A77 ΔE 0.057
- Dusty Grape #545775 ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.060
- Petrol #005F6A ΔE 0.065
- Dim Gray #696969 ΔE 0.065
- Dark Aqua #05696B ΔE 0.065
Use #4E5B56 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.