#554575
Closest named color: Dusk (#4E5481). oklch(42.8% 0.079 298.3), rgb(85, 69, 117).
Aa
White text reads best on this color (8.41:1).
About this color
#554575 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.079 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.043 away. White text reads best on it, at 8.41:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.49:1 |
| White text | 8.41:1 |
Values
| HEX | #554575 |
| RGB | rgb(85, 69, 117) |
| HSL | hsl(260, 26%, 36%) |
| OKLCH | oklch(42.8% 0.079 298.3) |
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 #554575 | 8.41:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #554575 | 2.49:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #554575 text on white | 8.41:1 | AAA | Lc 88.9 | Fine for body text |
| #554575 text on black | 2.49:1 | Fails | Lc -13.3 | 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
#EBE8F2
oklch(93.6% 0.014 299.8)
-
Step 200
200
#DBD6E8
oklch(88.5% 0.025 298.6)
-
Step 300
300
#C4BBDB
oklch(81% 0.046 298.2)
-
Step 400
400
#A697C9
oklch(70.7% 0.074 298.3)
-
Step 500
500
#917DBB
oklch(63.2% 0.094 298.5)
-
Step 600
600
#7B65A8
oklch(55.6% 0.104 298.1)
-
Step 700
700
#685490
oklch(49.2% 0.096 298.2)
-
Step 800
800 (this color)
#554575
oklch(42.8% 0.079 298.3)
-
Step 900
900
#463A5E
oklch(37.7% 0.062 298.7)
-
Step 950
950
#292237
oklch(27% 0.039 299.1)
#554575 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) | #384D77 | 0.047 |
| Deuteranopia (no green cones) | #3B4D74 | 0.044 |
| Tritanopia (no blue cones) | #4F4D57 | 0.063 |
| Achromatopsia (no color) | #4D4D4D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554575
#554575
oklch(42.8% 0.079 298.3)
- #4B551D
#4B551D
oklch(42.8% 0.08 118.5)
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 #554575, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.043
- Twilight #4E518B ΔE 0.044
- Dark Slate Blue #483D8B ΔE 0.052
- Dusty Grape #545775 ΔE 0.053
- Blueberry #464196 ΔE 0.063
- YInMn Blue #415A77 ΔE 0.065
- Dusk Blue #26538D ΔE 0.074
- Denim Blue #3B5B92 ΔE 0.075
Use #554575 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.