#55455D
Closest named color: Purple Brown (#673A3F). oklch(41.6% 0.044 314.3), rgb(85, 69, 93).
Aa
White text reads best on this color (8.76:1).
About this color
#55455D is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.044 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.057 away. White text reads best on it, at 8.76:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #55455D |
| RGB | rgb(85, 69, 93) |
| HSL | hsl(280, 15%, 32%) |
| OKLCH | oklch(41.6% 0.044 314.3) |
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 #55455D | 8.76:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #55455D | 2.39:1 | Fails | Lc 14.0 | Not readable |
| #55455D text on white | 8.76:1 | AAA | Lc 90.0 | Preferred for body text |
| #55455D text on black | 2.39:1 | Fails | Lc -12.3 | Not readable |
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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#ECE8ED
oklch(93.6% 0.008 319.4)
-
Step 200
200
#DDD6E0
oklch(88.5% 0.015 316)
-
Step 300
300
#C7BCCC
oklch(80.9% 0.025 315.5)
-
Step 400
400
#AA99B3
oklch(70.6% 0.042 314)
-
Step 500
500
#9580A0
oklch(63% 0.053 314)
-
Step 600
600
#80698B
oklch(55.5% 0.058 314.7)
-
Step 700
700
#6C5876
oklch(49.1% 0.053 314.3)
-
Step 800
800 (this color)
#55455D
oklch(41.6% 0.044 314.3)
-
Step 900
900
#483C4E
oklch(37.6% 0.034 314.4)
-
Step 950
950
#2A232E
oklch(26.9% 0.022 313.2)
#55455D 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) | #424A5E | 0.033 |
| Deuteranopia (no green cones) | #454B5C | 0.031 |
| Tritanopia (no blue cones) | #55484D | 0.031 |
| Achromatopsia (no color) | #4B4B4B | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55455D
#55455D
oklch(41.6% 0.044 314.3)
- #425239
#425239
oklch(41.7% 0.045 134.6)
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 #55455D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.057
- Dusty Grape #545775 ΔE 0.057
- Brownish Purple #76424E ΔE 0.064
- Dusk #4E5481 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.067
- YInMn Blue #415A77 ΔE 0.068
- Dark Slate Gray #2F4F4F ΔE 0.072
Use #55455D 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.