#55374F
Closest named color: Purple Brown (#673A3F). oklch(38.1% 0.056 334.1), rgb(85, 55, 79).
Aa
White text reads best on this color (10.26:1).
About this color
#55374F is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.056 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.048 away. White text reads best on it, at 10.26:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.04:1 |
| White text | 10.26:1 |
Values
| HEX | #55374F |
| RGB | rgb(85, 55, 79) |
| HSL | hsl(312, 21%, 27%) |
| OKLCH | oklch(38.1% 0.056 334.1) |
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 #55374F | 10.26:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #55374F | 2.04:1 | Fails | Lc 10.2 | Not readable |
| #55374F text on white | 10.26:1 | AAA | Lc 93.7 | Preferred for body text |
| #55374F text on black | 2.04:1 | Fails | Lc -8.8 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E3D4E0
oklch(88.6% 0.023 332.4)
-
Step 300
300
#D2B7CC
oklch(80.9% 0.042 333.6)
-
Step 400
400
#BB91B2
oklch(70.6% 0.067 333.9)
-
Step 500
500
#AA769F
oklch(63.2% 0.086 334.4)
-
Step 600
600
#955E8A
oklch(55.7% 0.094 334.3)
-
Step 700
700
#7F4D75
oklch(49.2% 0.088 334.5)
-
Step 800
800
#673F5F
oklch(42.6% 0.073 334.4)
-
Step 900
900 (this color)
#55374F
oklch(38.1% 0.056 334.1)
-
Step 950
950
#31202E
oklch(27% 0.035 332.9)
#55374F 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) | #373E50 | 0.055 |
| Deuteranopia (no green cones) | #3E424E | 0.051 |
| Tritanopia (no blue cones) | #583840 | 0.028 |
| Achromatopsia (no color) | #414141 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55374F
#55374F
oklch(38.1% 0.056 334.1)
- #294B35
#294B35
oklch(38% 0.055 154.5)
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 #55374F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.061
- Onyx #343A40 ΔE 0.067
- Brownish Purple #76424E ΔE 0.075
- Dark Grey Blue #29465B ΔE 0.077
- Grape Purple #5D1451 ΔE 0.081
- Charcoal #264653 ΔE 0.081
- Gunmetal #293241 ΔE 0.086
Use #55374F 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.