#584C95
Closest named color: Twilight (#4E518B). oklch(46.4% 0.115 288.6), rgb(88, 76, 149).
Aa
White text reads best on this color (7.28:1).
About this color
#584C95 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.115 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.027 away. White text reads best on it, at 7.28:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #584C95 |
| RGB | rgb(88, 76, 149) |
| HSL | hsl(250, 32%, 44%) |
| OKLCH | oklch(46.4% 0.115 288.6) |
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 #584C95 | 7.28:1 | AAA | Lc -90.0 | Preferred for body text |
| Black text on #584C95 | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #584C95 text on white | 7.28:1 | AAA | Lc 85.1 | Fine for body text |
| #584C95 text on black | 2.88:1 | Fails | Lc -16.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BFBBE3
oklch(80.8% 0.056 289.7)
-
Step 400
400
#9E98D5
oklch(70.7% 0.088 288.4)
-
Step 500
500
#877DCA
oklch(63.1% 0.114 288.6)
-
Step 600
600
#7265B7
oklch(55.6% 0.124 289)
-
Step 700
700 (this color)
#584C95
oklch(46.4% 0.115 288.6)
-
Step 800
800
#4E4580
oklch(42.8% 0.096 288.7)
-
Step 900
900
#403A66
oklch(37.6% 0.074 288.6)
-
Step 950
950
#26223C
oklch(27% 0.048 289.9)
#584C95 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) | #305898 | 0.058 |
| Deuteranopia (no green cones) | #305593 | 0.057 |
| Tritanopia (no blue cones) | #475B69 | 0.097 |
| Achromatopsia (no color) | #565656 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584C95
#584C95
oklch(46.4% 0.115 288.6)
- #5E5D00
#5E5D00
oklch(46.4% 0.101 109)
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 #584C95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.027
- Blueberry #464196 ΔE 0.044
- Dusk #4E5481 ΔE 0.046
- Dark Slate Blue #483D8B ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.055
- Dusky Blue #475F94 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.062
- Dusk Blue #26538D ΔE 0.067
Use #584C95 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.