#535E5B
Closest named color: Slate (#516572). oklch(47.1% 0.014 177.5), rgb(83, 94, 91).
Aa
White text reads best on this color (6.73:1).
About this color
#535E5B is a medium-dark close to neutral grey. In OKLCH its lightness is 47%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.036 away. White text reads best on it, at 6.73:1.
| Hue family | Neutrals |
| Lightness | medium-dark (47%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.11:1 |
| White text | 6.73:1 |
Values
| HEX | #535E5B |
| RGB | rgb(83, 94, 91) |
| HSL | hsl(164, 6%, 35%) |
| OKLCH | oklch(47.1% 0.014 177.5) |
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 #535E5B | 6.73:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #535E5B | 3.11:1 | AA large text | Lc 20.8 | Dividers and decoration only |
| #535E5B text on white | 6.73:1 | AA | Lc 83.2 | Fine for body text |
| #535E5B text on black | 3.11:1 | AA large text | Lc -18.7 | 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 700.
-
Step 50
50
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D6DAD9
oklch(88.5% 0.005 179.7)
-
Step 300
300
#BCC2C0
oklch(80.9% 0.007 174.3)
-
Step 400
400
#9AA3A0
oklch(70.7% 0.011 174.1)
-
Step 500
500
#818C89
oklch(63% 0.014 177.8)
-
Step 600
600
#6A7673
oklch(55.5% 0.015 179.1)
-
Step 700
700 (this color)
#535E5B
oklch(47.1% 0.014 177.5)
-
Step 800
800
#48514F
oklch(42.6% 0.012 180.9)
-
Step 900
900
#3D4341
oklch(37.7% 0.009 173.9)
-
Step 950
950
#242726
oklch(26.9% 0.005 174.1)
#535E5B 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) | #5D5D5B | 0.015 |
| Deuteranopia (no green cones) | #5B5B5B | 0.014 |
| Tritanopia (no blue cones) | #515E5D | 0.004 |
| Achromatopsia (no color) | #5C5C5C | 0.015 |
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 #535E5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.036
- Dim Gray #696969 ΔE 0.051
- Dusty Grape #545775 ΔE 0.054
- YInMn Blue #415A77 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.058
- Dark Aqua #05696B ΔE 0.066
- Petrol #005F6A ΔE 0.070
- Dark Slate Gray #2F4F4F ΔE 0.073
Use #535E5B 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.