#573B49
Closest named color: Purple Brown (#673A3F). oklch(38.9% 0.045 348), rgb(87, 59, 73).
Aa
White text reads best on this color (9.87:1).
About this color
#573B49 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.045 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.034 away. White text reads best on it, at 9.87:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.12:1 |
| White text | 9.87:1 |
Values
| HEX | #573B49 |
| RGB | rgb(87, 59, 73) |
| HSL | hsl(330, 19%, 29%) |
| OKLCH | oklch(38.9% 0.045 348) |
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 #573B49 | 9.87:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #573B49 | 2.12:1 | Fails | Lc 11.1 | Not readable |
| #573B49 text on white | 9.87:1 | AAA | Lc 92.8 | Preferred for body text |
| #573B49 text on black | 2.12:1 | Fails | Lc -9.6 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EB
oklch(93.5% 0.01 345.4)
-
Step 200
200
#E3D4DB
oklch(88.4% 0.019 347.5)
-
Step 300
300
#D2B8C4
oklch(80.8% 0.034 348.3)
-
Step 400
400
#BB93A6
oklch(70.6% 0.054 348.4)
-
Step 500
500
#A97991
oklch(63.2% 0.068 347.8)
-
Step 600
600
#94617B
oklch(55.6% 0.075 347.9)
-
Step 700
700
#7E5068
oklch(49.1% 0.07 347.4)
-
Step 800
800
#674255
oklch(42.8% 0.058 347.7)
-
Step 900
900 (this color)
#573B49
oklch(38.9% 0.045 348)
-
Step 950
950
#312129
oklch(27% 0.028 347.7)
#573B49 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) | #3D404A | 0.047 |
| Deuteranopia (no green cones) | #444548 | 0.044 |
| Tritanopia (no blue cones) | #5B3B40 | 0.017 |
| Achromatopsia (no color) | #434343 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #573B49
#573B49
oklch(38.9% 0.045 348)
- #2C4D40
#2C4D40
oklch(39% 0.045 167)
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 #573B49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.034
- Charcoal Grey #3C4142 ΔE 0.053
- Brownish Purple #76424E ΔE 0.066
- Onyx #343A40 ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.077
- Charcoal #264653 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.090
Use #573B49 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.