#4C595B
Closest named color: Slate (#516572). oklch(45.4% 0.017 207.8), rgb(76, 89, 91).
Aa
White text reads best on this color (7.27:1).
About this color
#4C595B is a medium-dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.046 away. White text reads best on it, at 7.27:1.
| Hue family | Neutrals |
| Lightness | medium-dark (45%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #4C595B |
| RGB | rgb(76, 89, 91) |
| HSL | hsl(188, 9%, 33%) |
| OKLCH | oklch(45.4% 0.017 207.8) |
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 #4C595B | 7.27:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #4C595B | 2.88:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #4C595B text on white | 7.27:1 | AAA | Lc 85.3 | Fine for body text |
| #4C595B text on black | 2.88:1 | Fails | Lc -16.7 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E8EAEB
oklch(93.6% 0.003 228.8)
-
Step 200
200
#D5DADB
oklch(88.5% 0.006 211)
-
Step 300
300
#BAC2C4
oklch(80.8% 0.009 214.3)
-
Step 400
400
#96A3A6
oklch(70.6% 0.015 213.1)
-
Step 500
500
#7C8D90
oklch(63.1% 0.02 209.4)
-
Step 600
600
#65777A
oklch(55.6% 0.022 208.7)
-
Step 700
700
#546467
oklch(49.1% 0.02 210.2)
-
Step 800
800 (this color)
#4C595B
oklch(45.4% 0.017 207.8)
-
Step 900
900
#3A4445
oklch(37.8% 0.013 204)
-
Step 950
950
#222828
oklch(27.1% 0.009 196.7)
#4C595B 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) | #57585B | 0.017 |
| Deuteranopia (no green cones) | #54565B | 0.014 |
| Tritanopia (no blue cones) | #485A5A | 0.007 |
| Achromatopsia (no color) | #575757 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C595B
#4C595B
oklch(45.4% 0.017 207.8)
- #5F5351
#5F5351
oklch(45.3% 0.016 29)
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 #4C595B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.046
- YInMn Blue #415A77 ΔE 0.047
- Dusty Grape #545775 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.055
- Dark Green Blue #1F6357 ΔE 0.056
- Petrol #005F6A ΔE 0.061
- Dark Aqua #05696B ΔE 0.066
- Deep Teal #00555A ΔE 0.069
Use #4C595B 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.