#573045
Closest named color: Purple Brown (#673A3F). oklch(36.6% 0.064 347.2), rgb(87, 48, 69).
Aa
White text reads best on this color (10.97:1).
About this color
#573045 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.064 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.049 away. White text reads best on it, at 10.97:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #573045 |
| RGB | rgb(87, 48, 69) |
| HSL | hsl(328, 29%, 26%) |
| OKLCH | oklch(36.6% 0.064 347.2) |
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 #573045 | 10.97:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #573045 | 1.91:1 | Fails | Lc 8.7 | Not readable |
| #573045 text on white | 10.97:1 | AAA | Lc 95.2 | Preferred for body text |
| #573045 text on black | 1.91:1 | Fails | Lc -7.4 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E6EB
oklch(93.5% 0.014 348)
-
Step 200
200
#E7D2DC
oklch(88.4% 0.027 347.2)
-
Step 300
300
#D9B5C6
oklch(81% 0.047 348.1)
-
Step 400
400
#C58DAA
oklch(70.7% 0.078 346.9)
-
Step 500
500
#B57095
oklch(63.1% 0.099 346.9)
-
Step 600
600
#A0587F
oklch(55.7% 0.106 347.4)
-
Step 700
700
#89486B
oklch(49.2% 0.099 347.8)
-
Step 800
800
#6F3B57
oklch(42.7% 0.082 347.6)
-
Step 900
900 (this color)
#573045
oklch(36.6% 0.064 347.2)
-
Step 950
950
#351E2A
oklch(27% 0.041 347.6)
#573045 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) | #333846 | 0.068 |
| Deuteranopia (no green cones) | #3D3F44 | 0.063 |
| Tritanopia (no blue cones) | #5C2F38 | 0.024 |
| Achromatopsia (no color) | #3C3C3C | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573045
#573045
oklch(36.6% 0.064 347.2)
- #134938
#134938
oklch(36.5% 0.063 168.1)
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 #573045, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.070
- Onyx #343A40 ΔE 0.071
- Brownish Purple #76424E ΔE 0.083
- Merlot #730039 ΔE 0.085
- Gunmetal #293241 ΔE 0.086
- Space Cadet #2B2D42 ΔE 0.086
Use #573045 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.