#573145
Closest named color: Purple Brown (#673A3F). oklch(36.8% 0.062 347.8), rgb(87, 49, 69).
Aa
White text reads best on this color (10.87:1).
About this color
#573145 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.062 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.047 away. White text reads best on it, at 10.87:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #573145 |
| RGB | rgb(87, 49, 69) |
| HSL | hsl(328, 28%, 27%) |
| OKLCH | oklch(36.8% 0.062 347.8) |
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 #573145 | 10.87:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #573145 | 1.93:1 | Fails | Lc 8.9 | Not readable |
| #573145 text on white | 10.87:1 | AAA | Lc 95.0 | Preferred for body text |
| #573145 text on black | 1.93:1 | Fails | Lc -7.6 | 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
#E7D3DC
oklch(88.6% 0.025 348.6)
-
Step 300
300
#D8B5C6
oklch(80.9% 0.046 347.3)
-
Step 400
400
#C48EA9
oklch(70.7% 0.074 347.7)
-
Step 500
500
#B47194
oklch(63.1% 0.096 347.6)
-
Step 600
600
#9F597E
oklch(55.6% 0.103 348)
-
Step 700
700
#88486A
oklch(49% 0.097 348.2)
-
Step 800
800
#6E3C57
oklch(42.7% 0.079 347.4)
-
Step 900
900 (this color)
#573145
oklch(36.8% 0.062 347.8)
-
Step 950
950
#351E2A
oklch(27% 0.041 347.6)
#573145 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) | #343946 | 0.066 |
| Deuteranopia (no green cones) | #3E3F44 | 0.060 |
| Tritanopia (no blue cones) | #5C3038 | 0.024 |
| Achromatopsia (no color) | #3D3D3D | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573145
#573145
oklch(36.8% 0.062 347.8)
- #164939
#164939
oklch(36.6% 0.061 168.8)
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 #573145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.067
- Onyx #343A40 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.072
- Brownish Purple #76424E ΔE 0.081
- Gunmetal #293241 ΔE 0.085
- Space Cadet #2B2D42 ΔE 0.086
- Merlot #730039 ΔE 0.087
Use #573145 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.