#551A4C
Closest named color: Grape Purple (#5D1451). oklch(33.1% 0.109 334.3), rgb(85, 26, 76).
Aa
White text reads best on this color (12.81:1).
About this color
#551A4C is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.109 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.021 away. White text reads best on it, at 12.81:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.63:1 |
| White text | 12.81:1 |
Values
| HEX | #551A4C |
| RGB | rgb(85, 26, 76) |
| HSL | hsl(309, 53%, 22%) |
| OKLCH | oklch(33.1% 0.109 334.3) |
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 #551A4C | 12.81:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #551A4C | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #551A4C text on white | 12.81:1 | AAA | Lc 98.3 | Preferred for body text |
| #551A4C text on black | 1.63:1 | 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
#F4E4F0
oklch(93.5% 0.023 334.3)
-
Step 200
200
#EDCEE6
oklch(88.4% 0.047 333.8)
-
Step 300
300
#E2ADD6
oklch(80.9% 0.082 334.5)
-
Step 400
400
#D280C2
oklch(70.8% 0.131 334.3)
-
Step 500
500
#C45DB2
oklch(63.2% 0.167 334.5)
-
Step 600
600
#AF3F9E
oklch(55.7% 0.182 334.2)
-
Step 700
700
#963087
oklch(49.2% 0.169 334.2)
-
Step 800
800
#7A296D
oklch(42.7% 0.14 334.7)
-
Step 900
900 (this color)
#551A4C
oklch(33.1% 0.109 334.3)
-
Step 950
950
#3A1834
oklch(27.1% 0.068 334.4)
#551A4C 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) | #192C4D | 0.116 |
| Deuteranopia (no green cones) | #2D354A | 0.100 |
| Tritanopia (no blue cones) | #591E30 | 0.055 |
| Achromatopsia (no color) | #323232 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551A4C
#551A4C
oklch(33.1% 0.109 334.3)
- #004221
#004221
oklch(33.3% 0.084 154.1)
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 #551A4C, closest first.
No curated palette has a color within ΔE 0.04 of #551A4C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.021
- Plum Purple #4E0550 ΔE 0.041
- Deep Violet #490648 ΔE 0.046
- Eggplant Purple #430541 ΔE 0.061
- Rich Purple #720058 ΔE 0.067
- Velvet #750851 ΔE 0.069
- Merlot #730039 ΔE 0.074
- Burgundy #610023 ΔE 0.075
Use #551A4C 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.