#53373C
Closest named color: Purple Brown (#673A3F). oklch(37.1% 0.041 7.5), rgb(83, 55, 60).
Aa
White text reads best on this color (10.60:1).
About this color
#53373C is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.041 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 10.60:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.97:1 |
| White text | 10.60:1 |
Values
| HEX | #53373C |
| RGB | rgb(83, 55, 60) |
| HSL | hsl(349, 20%, 27%) |
| OKLCH | oklch(37.1% 0.041 7.5) |
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 #53373C | 10.60:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #53373C | 1.97:1 | Fails | Lc 9.4 | Not readable |
| #53373C text on white | 10.60:1 | AAA | Lc 94.5 | Preferred for body text |
| #53373C text on black | 1.97:1 | Fails | Lc -8.1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE7E9
oklch(93.5% 0.009 0.1)
-
Step 200
200
#E4D5D7
oklch(88.6% 0.017 8.2)
-
Step 300
300
#D3B9BD
oklch(80.9% 0.03 7.3)
-
Step 400
400
#BC949B
oklch(70.6% 0.049 6.7)
-
Step 500
500
#AB7A82
oklch(63.1% 0.062 8.2)
-
Step 600
600
#96636C
oklch(55.7% 0.067 7.9)
-
Step 700
700
#80515A
oklch(49% 0.064 7.2)
-
Step 800
800
#68434A
oklch(42.7% 0.052 7.1)
-
Step 900
900 (this color)
#53373C
oklch(37.1% 0.041 7.5)
-
Step 950
950
#322124
oklch(27% 0.027 7.3)
#53373C 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) | #3B3B3C | 0.044 |
| Deuteranopia (no green cones) | #42413B | 0.042 |
| Tritanopia (no blue cones) | #583539 | 0.011 |
| Achromatopsia (no color) | #3F3F3F | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53373C
#53373C
oklch(37.1% 0.041 7.5)
- #254744
#254744
oklch(37.1% 0.04 188.3)
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 #53373C, 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 0.047
- Onyx #343A40 ΔE 0.055
- Gunmetal #293241 ΔE 0.080
- Charcoal #264653 ΔE 0.080
- Brownish Purple #76424E ΔE 0.081
- Dark Grey Blue #29465B ΔE 0.082
- Dark Slate Gray #2F4F4F ΔE 0.085
Use #53373C 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.