#573C52
Closest named color: Purple Brown (#673A3F). oklch(39.5% 0.051 333.2), rgb(87, 60, 82).
Aa
White text reads best on this color (9.66:1).
About this color
#573C52 is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.051 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 9.66:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #573C52 |
| RGB | rgb(87, 60, 82) |
| HSL | hsl(311, 18%, 29%) |
| OKLCH | oklch(39.5% 0.051 333.2) |
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 #573C52 | 9.66:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #573C52 | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #573C52 text on white | 9.66:1 | AAA | Lc 92.3 | Preferred for body text |
| #573C52 text on black | 2.17:1 | Fails | Lc -10.1 | 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
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E2D4DF
oklch(88.4% 0.021 332.9)
-
Step 300
300
#D0B8CB
oklch(80.9% 0.037 333)
-
Step 400
400
#B893B1
oklch(70.7% 0.06 332.8)
-
Step 500
500
#A6789E
oklch(63.1% 0.078 332.7)
-
Step 600
600
#916088
oklch(55.5% 0.084 333.4)
-
Step 700
700
#7C4F74
oklch(49.1% 0.08 333.3)
-
Step 800
800
#64415E
oklch(42.6% 0.065 332.9)
-
Step 900
900 (this color)
#573C52
oklch(39.5% 0.051 333.2)
-
Step 950
950
#30212D
oklch(27.1% 0.031 333.6)
#573C52 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) | #3C4253 | 0.048 |
| Deuteranopia (no green cones) | #424651 | 0.046 |
| Tritanopia (no blue cones) | #5A3D44 | 0.026 |
| Achromatopsia (no color) | #454545 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573C52
#573C52
oklch(39.5% 0.051 333.2)
- #304E39
#304E39
oklch(39.4% 0.051 153.1)
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 #573C52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.060
- Brownish Purple #76424E ΔE 0.065
- Onyx #343A40 ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.074
- Charcoal #264653 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.083
- Dusty Grape #545775 ΔE 0.084
Use #573C52 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.