#554583
Closest named color: Twilight (#4E518B). oklch(43.7% 0.1 293.7), rgb(85, 69, 131).
Aa
White text reads best on this color (8.18:1).
About this color
#554583 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.100 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.034 away. White text reads best on it, at 8.18:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #554583 |
| RGB | rgb(85, 69, 131) |
| HSL | hsl(255, 31%, 39%) |
| OKLCH | oklch(43.7% 0.1 293.7) |
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 #554583 | 8.18:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #554583 | 2.56:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #554583 text on white | 8.18:1 | AAA | Lc 88.2 | Fine for body text |
| #554583 text on black | 2.56:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F5F4FA
oklch(97% 0.008 293.9)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD5ED
oklch(88.4% 0.033 295.3)
-
Step 300
300
#C2BAE4
oklch(80.9% 0.059 293.8)
-
Step 400
400
#A395D6
oklch(70.6% 0.095 293.7)
-
Step 500
500
#8D7ACB
oklch(63.1% 0.12 293.4)
-
Step 600
600
#7862B7
oklch(55.6% 0.129 293.7)
-
Step 700
700
#65519E
oklch(49.2% 0.12 293.4)
-
Step 800
800 (this color)
#554583
oklch(43.7% 0.1 293.7)
-
Step 900
900
#443867
oklch(37.6% 0.079 294)
-
Step 950
950
#28213C
oklch(26.9% 0.05 294.8)
#554583 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) | #305085 | 0.057 |
| Deuteranopia (no green cones) | #334E82 | 0.053 |
| Tritanopia (no blue cones) | #4A515D | 0.083 |
| Achromatopsia (no color) | #4F4F4F | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554583
#554583
oklch(43.7% 0.1 293.7)
- #525700
#525700
oklch(43.7% 0.098 113.6)
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 #554583, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.036
- Blueberry #464196 ΔE 0.043
- Dusk #4E5481 ΔE 0.043
- Dusty Grape #545775 ΔE 0.062
- Rebecca Purple #663399 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.067
- Dusk Blue #26538D ΔE 0.068
Use #554583 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.