#552A37
Closest named color: Purple Brown (#673A3F). oklch(34.6% 0.065 1.8), rgb(85, 42, 55).
Aa
White text reads best on this color (11.84:1).
About this color
#552A37 is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.065 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.060 away. White text reads best on it, at 11.84:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.77:1 |
| White text | 11.84:1 |
Values
| HEX | #552A37 |
| RGB | rgb(85, 42, 55) |
| HSL | hsl(342, 34%, 25%) |
| OKLCH | oklch(34.6% 0.065 1.8) |
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 #552A37 | 11.84:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #552A37 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #552A37 text on white | 11.84:1 | AAA | Lc 96.9 | Preferred for body text |
| #552A37 text on black | 1.77:1 | 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
#FAF4F5
oklch(97.2% 0.007 5.6)
-
Step 100
100
#F3E6E9
oklch(93.6% 0.015 1.6)
-
Step 200
200
#EAD2D8
oklch(88.5% 0.028 0.7)
-
Step 300
300
#DDB4BE
oklch(80.9% 0.049 1.9)
-
Step 400
400
#CA8C9D
oklch(70.6% 0.078 1.3)
-
Step 500
500
#BB6F85
oklch(63.1% 0.099 1.7)
-
Step 600
600
#A6566E
oklch(55.6% 0.108 2.1)
-
Step 700
700
#8E465C
oklch(49.1% 0.1 2.1)
-
Step 800
800
#743A4B
oklch(42.8% 0.083 2.6)
-
Step 900
900 (this color)
#552A37
oklch(34.6% 0.065 1.8)
-
Step 950
950
#371E25
oklch(27.1% 0.04 2)
#552A37 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) | #313237 | 0.071 |
| Deuteranopia (no green cones) | #3C3A36 | 0.065 |
| Tritanopia (no blue cones) | #5B272F | 0.017 |
| Achromatopsia (no color) | #373737 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552A37
#552A37
oklch(34.6% 0.065 1.8)
- #00443C
#00443C
oklch(34.7% 0.062 181.8)
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 #552A37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.060
- Burgundy #610023 ΔE 0.069
- Onyx #343A40 ΔE 0.072
- Claret #680018 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.076
- Reddy Brown #6E1005 ΔE 0.078
- Merlot #730039 ΔE 0.081
Use #552A37 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.