#552D37
Closest named color: Purple Brown (#673A3F). oklch(35.2% 0.06 4.6), rgb(85, 45, 55).
Aa
White text reads best on this color (11.55:1).
About this color
#552D37 is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.060 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.054 away. White text reads best on it, at 11.55:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.81:1 |
| White text | 11.55:1 |
Values
| HEX | #552D37 |
| RGB | rgb(85, 45, 55) |
| HSL | hsl(345, 31%, 25%) |
| OKLCH | oklch(35.2% 0.06 4.6) |
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 #552D37 | 11.55:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #552D37 | 1.81:1 | Fails | Lc 7.5 | Not readable |
| #552D37 text on white | 11.55:1 | AAA | Lc 96.4 | Preferred for body text |
| #552D37 text on black | 1.81:1 | Fails | Lc 0.0 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F2E6E9
oklch(93.5% 0.014 0.3)
-
Step 200
200
#E9D3D7
oklch(88.6% 0.025 5.2)
-
Step 300
300
#DBB5BD
oklch(80.9% 0.045 4)
-
Step 400
400
#C88E9B
oklch(70.7% 0.072 4.3)
-
Step 500
500
#B87182
oklch(63% 0.092 4.5)
-
Step 600
600
#A4596C
oklch(55.7% 0.1 4.7)
-
Step 700
700
#8C485A
oklch(49% 0.094 4.3)
-
Step 800
800
#723C4A
oklch(42.8% 0.077 4.3)
-
Step 900
900 (this color)
#552D37
oklch(35.2% 0.06 4.6)
-
Step 950
950
#361E24
oklch(26.9% 0.039 3.8)
#552D37 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) | #333437 | 0.066 |
| Deuteranopia (no green cones) | #3D3C36 | 0.062 |
| Tritanopia (no blue cones) | #5B2A31 | 0.015 |
| Achromatopsia (no color) | #393939 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552D37
#552D37
oklch(35.2% 0.06 4.6)
- #05453F
#05453F
oklch(35.2% 0.06 184.8)
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 #552D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.054
- Onyx #343A40 ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.069
- Burgundy #610023 ΔE 0.076
- Claret #680018 ΔE 0.079
- Reddy Brown #6E1005 ΔE 0.080
- Grape Purple #5D1451 ΔE 0.081
- Gunmetal #293241 ΔE 0.082
Use #552D37 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.