#55415B
Closest named color: Purple Brown (#673A3F). oklch(40.7% 0.05 318.3), rgb(85, 65, 91).
Aa
White text reads best on this color (9.15:1).
About this color
#55415B is a dark, muted purple. In OKLCH its lightness is 41%, its chroma 0.050 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.054 away. White text reads best on it, at 9.15:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #55415B |
| RGB | rgb(85, 65, 91) |
| HSL | hsl(286, 17%, 31%) |
| OKLCH | oklch(40.7% 0.05 318.3) |
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 #55415B | 9.15:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #55415B | 2.29:1 | Fails | Lc 12.9 | Not readable |
| #55415B text on white | 9.15:1 | AAA | Lc 91.1 | Preferred for body text |
| #55415B text on black | 2.29:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#ECE8ED
oklch(93.6% 0.008 319.4)
-
Step 200
200
#DED6E0
oklch(88.5% 0.016 319.4)
-
Step 300
300
#C9BBCD
oklch(80.9% 0.029 318.7)
-
Step 400
400
#AD98B4
oklch(70.7% 0.047 317.7)
-
Step 500
500
#997EA1
oklch(63% 0.06 318.4)
-
Step 600
600
#83678C
oklch(55.5% 0.065 317.8)
-
Step 700
700
#6F5677
oklch(49.1% 0.06 317.8)
-
Step 800
800 (this color)
#55415B
oklch(40.7% 0.05 318.3)
-
Step 900
900
#4A3B4F
oklch(37.6% 0.039 317.6)
-
Step 950
950
#2C232E
oklch(27.1% 0.024 320.1)
#55415B 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) | #3E475C | 0.040 |
| Deuteranopia (no green cones) | #42495A | 0.038 |
| Tritanopia (no blue cones) | #55444A | 0.033 |
| Achromatopsia (no color) | #484848 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55415B
#55415B
oklch(40.7% 0.05 318.3)
- #3C5036
#3C5036
oklch(40.7% 0.049 138.6)
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 #55415B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.063
- Brownish Purple #76424E ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.067
- Dusty Grape #545775 ΔE 0.068
- Dusk #4E5481 ΔE 0.072
- Charcoal #264653 ΔE 0.074
- Dark Slate Gray #2F4F4F ΔE 0.077
Use #55415B 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.