#551E61
Closest named color: Grape Purple (#5D1451). oklch(35% 0.123 320), rgb(85, 30, 97).
Aa
White text reads best on this color (12.03:1).
About this color
#551E61 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.123 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.035 away. White text reads best on it, at 12.03:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.74:1 |
| White text | 12.03:1 |
Values
| HEX | #551E61 |
| RGB | rgb(85, 30, 97) |
| HSL | hsl(289, 53%, 25%) |
| OKLCH | oklch(35% 0.123 320) |
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 #551E61 | 12.03:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #551E61 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #551E61 text on white | 12.03:1 | AAA | Lc 96.9 | Preferred for body text |
| #551E61 text on black | 1.74:1 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F5
oklch(93.5% 0.027 320.2)
-
Step 200
200
#E9CFEF
oklch(88.6% 0.051 319.9)
-
Step 300
300
#DBAEE6
oklch(80.9% 0.091 319.6)
-
Step 400
400
#C980D9
oklch(70.7% 0.147 320.2)
-
Step 500
500
#BA5CCF
oklch(63.2% 0.188 320)
-
Step 600
600
#A53CBB
oklch(55.5% 0.205 320.2)
-
Step 700
700
#8D2DA2
oklch(49.1% 0.191 319.8)
-
Step 800
800
#732783
oklch(42.7% 0.158 320.2)
-
Step 900
900 (this color)
#551E61
oklch(35% 0.123 320)
-
Step 950
950
#37173E
oklch(27% 0.079 320.2)
#551E61 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) | #0A3263 | 0.122 |
| Deuteranopia (no green cones) | #24385F | 0.104 |
| Tritanopia (no blue cones) | #55293C | 0.076 |
| Achromatopsia (no color) | #363636 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551E61
#551E61
oklch(35% 0.123 320)
- #104700
#104700
oklch(34.9% 0.112 140)
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 #551E61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.035
- Plum Purple #4E0550 ΔE 0.050
- Royal Purple #4B006E ΔE 0.055
- Deep Violet #490648 ΔE 0.064
- Rich Purple #720058 ΔE 0.068
- Indigo #4B0082 ΔE 0.074
- Velvet #750851 ΔE 0.076
- Eggplant Purple #430541 ΔE 0.081
Use #551E61 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.