#553753
Closest named color: Purple Brown (#673A3F). oklch(38.3% 0.061 329), rgb(85, 55, 83).
Aa
White text reads best on this color (10.20:1).
About this color
#553753 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.061 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.052 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #553753 |
| RGB | rgb(85, 55, 83) |
| HSL | hsl(304, 21%, 27%) |
| OKLCH | oklch(38.3% 0.061 329) |
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 #553753 | 10.20:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #553753 | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #553753 text on white | 10.20:1 | AAA | Lc 93.6 | Preferred for body text |
| #553753 text on black | 2.05:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7EE
oklch(93.6% 0.013 329.6)
-
Step 200
200
#E3D3E1
oklch(88.4% 0.026 329.8)
-
Step 300
300
#D2B7CF
oklch(81% 0.045 329.6)
-
Step 400
400
#BB91B7
oklch(70.8% 0.072 329.5)
-
Step 500
500
#A975A5
oklch(63.2% 0.093 329.3)
-
Step 600
600
#945D90
oklch(55.7% 0.1 329.4)
-
Step 700
700
#7E4C7B
oklch(49.1% 0.095 329)
-
Step 800
800
#663F64
oklch(42.7% 0.077 328.6)
-
Step 900
900 (this color)
#553753
oklch(38.3% 0.061 329)
-
Step 950
950
#312030
oklch(27.1% 0.038 328.6)
#553753 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) | #363F54 | 0.057 |
| Deuteranopia (no green cones) | #3D4252 | 0.051 |
| Tritanopia (no blue cones) | #573941 | 0.034 |
| Achromatopsia (no color) | #414141 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553753
#553753
oklch(38.3% 0.061 329)
- #2B4C31
#2B4C31
oklch(38.3% 0.06 148.8)
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 #553753, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.052
- Charcoal Grey #3C4142 ΔE 0.065
- Onyx #343A40 ΔE 0.071
- Brownish Purple #76424E ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.077
- Grape Purple #5D1451 ΔE 0.079
- Charcoal #264653 ΔE 0.083
- Gunmetal #293241 ΔE 0.088
Use #553753 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.