#55535F
Closest named color: Dusty Grape (#545775). oklch(44.9% 0.02 293.2), rgb(85, 83, 95).
Aa
White text reads best on this color (7.53:1).
About this color
#55535F is a dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.035 away. White text reads best on it, at 7.53:1.
| Hue family | Neutrals |
| Lightness | dark (45%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #55535F |
| RGB | rgb(85, 83, 95) |
| HSL | hsl(250, 7%, 35%) |
| OKLCH | oklch(44.9% 0.02 293.2) |
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 #55535F | 7.53:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #55535F | 2.78:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #55535F text on white | 7.53:1 | AAA | Lc 86.2 | Fine for body text |
| #55535F text on black | 2.78:1 | Fails | Lc -15.9 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DD
oklch(88.4% 0.007 295.4)
-
Step 300
300
#C1BFC7
oklch(80.9% 0.011 297.6)
-
Step 400
400
#A19FAB
oklch(70.8% 0.017 293.6)
-
Step 500
500
#8A8797
oklch(63.1% 0.024 294.3)
-
Step 600
600
#747181
oklch(55.7% 0.025 294.2)
-
Step 700
700
#615E6D
oklch(49% 0.024 294.7)
-
Step 800
800 (this color)
#55535F
oklch(44.9% 0.02 293.2)
-
Step 900
900
#424049
oklch(37.7% 0.015 295.8)
-
Step 950
950
#26262B
oklch(27.1% 0.009 285.8)
#55535F 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) | #515560 | 0.008 |
| Deuteranopia (no green cones) | #51545F | 0.007 |
| Tritanopia (no blue cones) | #535557 | 0.017 |
| Achromatopsia (no color) | #545454 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55535F
#55535F
oklch(44.9% 0.02 293.2)
- #55564A
#55564A
oklch(44.8% 0.019 111)
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 #55535F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.035
- YInMn Blue #415A77 ΔE 0.045
- Slate #516572 ΔE 0.054
- Dusk #4E5481 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.064
- Brownish Purple #76424E ΔE 0.070
- Dim Gray #696969 ΔE 0.075
- Twilight #4E518B ΔE 0.076
Use #55535F 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.