#4C6567
Closest named color: Slate (#516572). oklch(48.7% 0.03 202.3), rgb(76, 101, 103).
Aa
White text reads best on this color (6.24:1).
About this color
#4C6567 is a medium-dark close to neutral grey. In OKLCH its lightness is 49%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.020 away. White text reads best on it, at 6.24:1.
| Hue family | Neutrals |
| Lightness | medium-dark (49%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #4C6567 |
| RGB | rgb(76, 101, 103) |
| HSL | hsl(184, 15%, 35%) |
| OKLCH | oklch(48.7% 0.03 202.3) |
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 #4C6567 | 6.24:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #4C6567 | 3.36:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #4C6567 text on white | 6.24:1 | AA | Lc 81.1 | Fine for body text |
| #4C6567 text on black | 3.36:1 | AA large text | Lc -20.8 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEB
oklch(93.7% 0.004 197.1)
-
Step 200
200
#D3DBDB
oklch(88.5% 0.009 197)
-
Step 300
300
#B6C4C4
oklch(81% 0.015 196.9)
-
Step 400
400
#91A5A7
oklch(70.7% 0.023 204)
-
Step 500
500
#758F91
oklch(63.1% 0.03 202.2)
-
Step 600
600
#5E797B
oklch(55.6% 0.031 201.9)
-
Step 700
700 (this color)
#4C6567
oklch(48.7% 0.03 202.3)
-
Step 800
800
#3F5355
oklch(42.6% 0.025 203.9)
-
Step 900
900
#364546
oklch(37.8% 0.019 201.4)
-
Step 950
950
#202829
oklch(27% 0.011 205.8)
#4C6567 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) | #616367 | 0.030 |
| Deuteranopia (no green cones) | #5C5F67 | 0.028 |
| Tritanopia (no blue cones) | #436766 | 0.013 |
| Achromatopsia (no color) | #606060 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C6567
#4C6567
oklch(48.7% 0.03 202.3)
- #705958
#705958
oklch(48.7% 0.03 21.2)
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 #4C6567, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.020
- Dim Gray #696969 ΔE 0.045
- Dark Aqua #05696B ΔE 0.052
- YInMn Blue #415A77 ΔE 0.052
- Dusty Grape #545775 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.058
- Dark Aquamarine #017371 ΔE 0.059
Use #4C6567 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.