#550D42
Closest named color: Grape Purple (#5D1451). oklch(31.2% 0.118 341.2), rgb(85, 13, 66).
Aa
White text reads best on this color (13.79:1).
About this color
#550D42 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.118 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.033 away. White text reads best on it, at 13.79:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.52:1 |
| White text | 13.79:1 |
Values
| HEX | #550D42 |
| RGB | rgb(85, 13, 66) |
| HSL | hsl(316, 73%, 19%) |
| OKLCH | oklch(31.2% 0.118 341.2) |
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 #550D42 | 13.79:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #550D42 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #550D42 text on white | 13.79:1 | AAA | Lc 99.4 | Preferred for body text |
| #550D42 text on black | 1.52:1 | 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 950.
-
Step 50
50
#FFF1F9
oklch(97.1% 0.018 342)
-
Step 100
100
#FEE0F2
oklch(93.6% 0.04 341.2)
-
Step 200
200
#FEC5E8
oklch(88.4% 0.079 341.5)
-
Step 300
300
#FD9BDB
oklch(80.9% 0.14 341.2)
-
Step 400
400
#F759C9
oklch(70.7% 0.225 341.1)
-
Step 500
500
#EA00B8
oklch(63.1% 0.272 341.2)
-
Step 600
600
#C6009B
oklch(55.6% 0.24 341.3)
-
Step 700
700
#A70083
oklch(49% 0.212 341)
-
Step 800
800
#8A006C
oklch(42.7% 0.185 340.9)
-
Step 900
900
#74005A
oklch(37.6% 0.163 341.1)
-
Step 950
950 (this color)
#550D42
oklch(31.2% 0.118 341.2)
#550D42 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) | #142643 | 0.132 |
| Deuteranopia (no green cones) | #2B3140 | 0.114 |
| Tritanopia (no blue cones) | #5B0F26 | 0.055 |
| Achromatopsia (no color) | #2D2D2D | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #550D42
#550D42
oklch(31.2% 0.118 341.2)
- #003B25
#003B25
oklch(31.1% 0.069 161.2)
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 #550D42, closest first.
No curated palette has a color within ΔE 0.04 of #550D42.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.033
- Deep Violet #490648 ΔE 0.036
- Plum Purple #4E0550 ΔE 0.036
- Eggplant Purple #430541 ΔE 0.047
- Burgundy #610023 ΔE 0.060
- Aubergine #3D0734 ΔE 0.063
- Dark Plum #3F012C ΔE 0.068
- Merlot #730039 ΔE 0.070
Use #550D42 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.