#573243
Closest named color: Purple Brown (#673A3F). oklch(36.9% 0.059 351.3), rgb(87, 50, 67).
Aa
White text reads best on this color (10.81:1).
About this color
#573243 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.059 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.043 away. White text reads best on it, at 10.81:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.94:1 |
| White text | 10.81:1 |
Values
| HEX | #573243 |
| RGB | rgb(87, 50, 67) |
| HSL | hsl(332, 27%, 27%) |
| OKLCH | oklch(36.9% 0.059 351.3) |
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 #573243 | 10.81:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #573243 | 1.94:1 | Fails | Lc 9.0 | Not readable |
| #573243 text on white | 10.81:1 | AAA | Lc 94.9 | Preferred for body text |
| #573243 text on black | 1.94:1 | Fails | Lc -7.7 | 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
#F1E7EB
oklch(93.7% 0.012 351)
-
Step 200
200
#E7D3DB
oklch(88.5% 0.025 351.4)
-
Step 300
300
#D8B5C4
oklch(80.8% 0.045 350.5)
-
Step 400
400
#C48FA6
oklch(70.8% 0.071 351.3)
-
Step 500
500
#B37290
oklch(63% 0.09 350.8)
-
Step 600
600
#9E5A7A
oklch(55.5% 0.098 351.1)
-
Step 700
700
#874A67
oklch(49.1% 0.09 351)
-
Step 800
800
#6E3D54
oklch(42.8% 0.075 351.2)
-
Step 900
900 (this color)
#573243
oklch(36.9% 0.059 351.3)
-
Step 950
950
#341F29
oklch(27% 0.036 349.8)
#573243 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) | #363944 | 0.062 |
| Deuteranopia (no green cones) | #3F4042 | 0.059 |
| Tritanopia (no blue cones) | #5C3138 | 0.020 |
| Achromatopsia (no color) | #3D3D3D | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573243
#573243
oklch(36.9% 0.059 351.3)
- #17493B
#17493B
oklch(36.7% 0.059 171.3)
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 #573243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.064
- Onyx #343A40 ΔE 0.067
- Grape Purple #5D1451 ΔE 0.077
- Brownish Purple #76424E ΔE 0.080
- Gunmetal #293241 ΔE 0.085
- Space Cadet #2B2D42 ΔE 0.087
- Merlot #730039 ΔE 0.089
Use #573243 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.