#55304B
Closest named color: Purple Brown (#673A3F). oklch(36.6% 0.067 337.7), rgb(85, 48, 75).
Aa
White text reads best on this color (10.99:1).
About this color
#55304B is a dark, muted purple. In OKLCH its lightness is 37%, its chroma 0.067 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.056 away. White text reads best on it, at 10.99:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.91:1 |
| White text | 10.99:1 |
Values
| HEX | #55304B |
| RGB | rgb(85, 48, 75) |
| HSL | hsl(316, 28%, 26%) |
| OKLCH | oklch(36.6% 0.067 337.7) |
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 #55304B | 10.99:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #55304B | 1.91:1 | Fails | Lc 8.6 | Not readable |
| #55304B text on white | 10.99:1 | AAA | Lc 95.3 | Preferred for body text |
| #55304B text on black | 1.91:1 | Fails | Lc -7.4 | 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
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F1E6ED
oklch(93.6% 0.015 338.9)
-
Step 200
200
#E6D2E0
oklch(88.4% 0.029 336.5)
-
Step 300
300
#D7B5CC
oklch(81% 0.05 338)
-
Step 400
400
#C28DB2
oklch(70.6% 0.081 338)
-
Step 500
500
#B1709F
oklch(63% 0.103 337.6)
-
Step 600
600
#9C588A
oklch(55.6% 0.111 337.7)
-
Step 700
700
#864875
oklch(49.2% 0.103 338.3)
-
Step 800
800
#6D3B60
oklch(42.8% 0.087 337.5)
-
Step 900
900 (this color)
#55304B
oklch(36.6% 0.067 337.7)
-
Step 950
950
#341E2E
oklch(27% 0.043 337.4)
#55304B 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) | #31394C | 0.068 |
| Deuteranopia (no green cones) | #3A3E4A | 0.062 |
| Tritanopia (no blue cones) | #59313A | 0.032 |
| Achromatopsia (no color) | #3C3C3C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55304B
#55304B
oklch(36.6% 0.067 337.7)
- #1A4931
#1A4931
oklch(36.6% 0.066 158.2)
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 #55304B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.056
- Grape Purple #5D1451 ΔE 0.065
- Onyx #343A40 ΔE 0.071
- Charcoal Grey #3C4142 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.083
- Gunmetal #293241 ΔE 0.084
- Brownish Purple #76424E ΔE 0.087
- Velvet #750851 ΔE 0.088
Use #55304B 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.