#551F48
Closest named color: Grape Purple (#5D1451). oklch(33.6% 0.097 338), rgb(85, 31, 72).
Aa
White text reads best on this color (12.53:1).
About this color
#551F48 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.097 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.031 away. White text reads best on it, at 12.53:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.53:1 |
Values
| HEX | #551F48 |
| RGB | rgb(85, 31, 72) |
| HSL | hsl(314, 47%, 23%) |
| OKLCH | oklch(33.6% 0.097 338) |
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 #551F48 | 12.53:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #551F48 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #551F48 text on white | 12.53:1 | AAA | Lc 97.9 | Preferred for body text |
| #551F48 text on black | 1.67:1 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F4E5EF
oklch(93.7% 0.021 337.7)
-
Step 200
200
#ECCFE3
oklch(88.5% 0.042 337.2)
-
Step 300
300
#E1AFD1
oklch(81% 0.073 338.4)
-
Step 400
400
#CF83BA
oklch(70.6% 0.117 337.7)
-
Step 500
500
#C162A8
oklch(63.1% 0.148 338.2)
-
Step 600
600
#AC4694
oklch(55.6% 0.162 337.7)
-
Step 700
700
#94377E
oklch(49.2% 0.151 338.1)
-
Step 800
800
#782E66
oklch(42.7% 0.125 338.2)
-
Step 900
900 (this color)
#551F48
oklch(33.6% 0.097 338)
-
Step 950
950
#391931
oklch(26.9% 0.062 337.5)
#551F48 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) | #212E49 | 0.102 |
| Deuteranopia (no green cones) | #313747 | 0.091 |
| Tritanopia (no blue cones) | #5A2130 | 0.046 |
| Achromatopsia (no color) | #343434 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551F48
#551F48
oklch(33.6% 0.097 338)
- #004327
#004327
oklch(33.7% 0.079 158.1)
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 #551F48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.031
- Plum Purple #4E0550 ΔE 0.054
- Deep Violet #490648 ΔE 0.057
- Eggplant Purple #430541 ΔE 0.069
- Burgundy #610023 ΔE 0.070
- Merlot #730039 ΔE 0.071
- Velvet #750851 ΔE 0.072
- Rich Purple #720058 ΔE 0.073
Use #551F48 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.