#553646
Closest named color: Purple Brown (#673A3F). oklch(37.5% 0.05 347.5), rgb(85, 54, 70).
Aa
White text reads best on this color (10.48:1).
About this color
#553646 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.050 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 10.48:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.00:1 |
| White text | 10.48:1 |
Values
| HEX | #553646 |
| RGB | rgb(85, 54, 70) |
| HSL | hsl(329, 22%, 27%) |
| OKLCH | oklch(37.5% 0.05 347.5) |
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 #553646 | 10.48:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #553646 | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #553646 text on white | 10.48:1 | AAA | Lc 94.2 | Preferred for body text |
| #553646 text on black | 2.00:1 | Fails | Lc -8.3 | 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
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E4D4DC
oklch(88.5% 0.021 345.7)
-
Step 300
300
#D4B7C5
oklch(80.8% 0.038 347.3)
-
Step 400
400
#BE92A8
oklch(70.8% 0.06 347.3)
-
Step 500
500
#AD7692
oklch(63.1% 0.078 347.7)
-
Step 600
600
#975F7C
oklch(55.6% 0.082 347.7)
-
Step 700
700
#814E69
oklch(49.1% 0.078 347.3)
-
Step 800
800
#694055
oklch(42.7% 0.064 348.1)
-
Step 900
900 (this color)
#553646
oklch(37.5% 0.05 347.5)
-
Step 950
950
#322029
oklch(27% 0.032 348)
#553646 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) | #383C47 | 0.053 |
| Deuteranopia (no green cones) | #404145 | 0.049 |
| Tritanopia (no blue cones) | #59363C | 0.019 |
| Achromatopsia (no color) | #3F3F3F | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553646
#553646
oklch(37.5% 0.05 347.5)
- #244A3C
#244A3C
oklch(37.6% 0.05 167.6)
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 #553646, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.056
- Onyx #343A40 ΔE 0.062
- Brownish Purple #76424E ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.081
- Charcoal #264653 ΔE 0.082
- Gunmetal #293241 ΔE 0.083
- Grape Purple #5D1451 ΔE 0.085
Use #553646 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.