#551A4F
Closest named color: Grape Purple (#5D1451). oklch(33.3% 0.112 332), rgb(85, 26, 79).
Aa
White text reads best on this color (12.75:1).
About this color
#551A4F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.112 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.019 away. White text reads best on it, at 12.75:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.64:1 |
| White text | 12.75:1 |
Values
| HEX | #551A4F |
| RGB | rgb(85, 26, 79) |
| HSL | hsl(306, 53%, 22%) |
| OKLCH | oklch(33.3% 0.112 332) |
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 #551A4F | 12.75:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #551A4F | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #551A4F text on white | 12.75:1 | AAA | Lc 98.2 | Preferred for body text |
| #551A4F text on black | 1.64:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F1
oklch(93.5% 0.024 331.9)
-
Step 200
200
#ECCEE7
oklch(88.4% 0.047 331.5)
-
Step 300
300
#E1ADD9
oklch(80.9% 0.084 331.7)
-
Step 400
400
#D180C5
oklch(70.8% 0.133 332.4)
-
Step 500
500
#C35CB7
oklch(63.2% 0.172 332)
-
Step 600
600
#AE3EA2
oklch(55.6% 0.186 332.3)
-
Step 700
700
#952F8B
oklch(49.1% 0.173 332)
-
Step 800
800
#792871
oklch(42.6% 0.144 331.9)
-
Step 900
900 (this color)
#551A4F
oklch(33.3% 0.112 332)
-
Step 950
950
#3A1735
oklch(27% 0.071 333.1)
#551A4F 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) | #172D51 | 0.117 |
| Deuteranopia (no green cones) | #2B354D | 0.101 |
| Tritanopia (no blue cones) | #591F32 | 0.058 |
| Achromatopsia (no color) | #323232 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551A4F
#551A4F
oklch(33.3% 0.112 332)
- #00421E
#00421E
oklch(33.2% 0.087 152.2)
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 #551A4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.019
- Plum Purple #4E0550 ΔE 0.039
- Deep Violet #490648 ΔE 0.047
- Eggplant Purple #430541 ΔE 0.062
- Rich Purple #720058 ΔE 0.066
- Velvet #750851 ΔE 0.069
- Royal Purple #4B006E ΔE 0.074
- Merlot #730039 ΔE 0.076
Use #551A4F 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.