#554571
Closest named color: Dusk (#4E5481). oklch(42.6% 0.073 300), rgb(85, 69, 113).
Aa
White text reads best on this color (8.48:1).
About this color
#554571 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.073 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.045 away. White text reads best on it, at 8.48:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #554571 |
| RGB | rgb(85, 69, 113) |
| HSL | hsl(262, 24%, 36%) |
| OKLCH | oklch(42.6% 0.073 300) |
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 #554571 | 8.48:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #554571 | 2.47:1 | Fails | Lc 14.8 | Not readable |
| #554571 text on white | 8.48:1 | AAA | Lc 89.1 | Fine for body text |
| #554571 text on black | 2.47:1 | Fails | Lc -13.1 | 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 800.
-
Step 50
50
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DBD6E7
oklch(88.5% 0.024 299.3)
-
Step 300
300
#C4BBD9
oklch(80.9% 0.043 299.1)
-
Step 400
400
#A797C6
oklch(70.7% 0.07 300.2)
-
Step 500
500
#927DB7
oklch(63.1% 0.088 300.5)
-
Step 600
600
#7C66A3
oklch(55.6% 0.095 299.9)
-
Step 700
700
#69548C
oklch(49.1% 0.09 300.4)
-
Step 800
800 (this color)
#554571
oklch(42.6% 0.073 300)
-
Step 900
900
#463A5C
oklch(37.6% 0.059 299.8)
-
Step 950
950
#292236
oklch(26.9% 0.038 300)
#554571 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) | #3A4D73 | 0.045 |
| Deuteranopia (no green cones) | #3D4D70 | 0.042 |
| Tritanopia (no blue cones) | #504C55 | 0.058 |
| Achromatopsia (no color) | #4D4D4D | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554571
#554571
oklch(42.6% 0.073 300)
- #4A5523
#4A5523
oklch(42.8% 0.074 120)
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 #554571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.045
- Twilight #4E518B ΔE 0.049
- Dusty Grape #545775 ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.058
- YInMn Blue #415A77 ΔE 0.064
- Blueberry #464196 ΔE 0.069
- Light Navy Blue #2E5A88 ΔE 0.076
- Dusk Blue #26538D ΔE 0.077
Use #554571 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.