#553345
Closest named color: Purple Brown (#673A3F). oklch(36.9% 0.056 347.2), rgb(85, 51, 69).
Aa
White text reads best on this color (10.79:1).
About this color
#553345 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.056 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.046 away. White text reads best on it, at 10.79:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #553345 |
| RGB | rgb(85, 51, 69) |
| HSL | hsl(328, 25%, 27%) |
| OKLCH | oklch(36.9% 0.056 347.2) |
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 #553345 | 10.79:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #553345 | 1.94:1 | Fails | Lc 9.0 | Not readable |
| #553345 text on white | 10.79:1 | AAA | Lc 94.9 | Preferred for body text |
| #553345 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E6D3DC
oklch(88.5% 0.024 347.2)
-
Step 300
300
#D6B6C6
oklch(80.9% 0.042 346.5)
-
Step 400
400
#C090A9
oklch(70.7% 0.067 346.3)
-
Step 500
500
#B07493
oklch(63.1% 0.086 347.5)
-
Step 600
600
#9B5C7E
oklch(55.6% 0.093 347)
-
Step 700
700
#844B6A
oklch(49% 0.087 347)
-
Step 800
800
#6B3E56
oklch(42.6% 0.071 347.3)
-
Step 900
900 (this color)
#553345
oklch(36.9% 0.056 347.2)
-
Step 950
950
#331F2A
oklch(26.9% 0.036 345.7)
#553345 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) | #363A46 | 0.058 |
| Deuteranopia (no green cones) | #3E4044 | 0.055 |
| Tritanopia (no blue cones) | #593239 | 0.021 |
| Achromatopsia (no color) | #3D3D3D | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553345
#553345
oklch(36.9% 0.056 347.2)
- #1D4939
#1D4939
oklch(36.9% 0.057 166.8)
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 #553345, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.061
- Onyx #343A40 ΔE 0.064
- Grape Purple #5D1451 ΔE 0.078
- Brownish Purple #76424E ΔE 0.081
- Gunmetal #293241 ΔE 0.082
- Space Cadet #2B2D42 ΔE 0.084
- Dark Grey Blue #29465B ΔE 0.085
Use #553345 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.