#584D97
Closest named color: Twilight (#4E518B). oklch(46.8% 0.117 287.8), rgb(88, 77, 151).
Aa
White text reads best on this color (7.18:1).
About this color
#584D97 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.117 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.028 away. White text reads best on it, at 7.18:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #584D97 |
| RGB | rgb(88, 77, 151) |
| HSL | hsl(249, 32%, 45%) |
| OKLCH | oklch(46.8% 0.117 287.8) |
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 #584D97 | 7.18:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #584D97 | 2.92:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #584D97 text on white | 7.18:1 | AAA | Lc 84.8 | Fine for body text |
| #584D97 text on black | 2.92:1 | Fails | Lc -17.2 | 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
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D7D6ED
oklch(88.4% 0.031 287.7)
-
Step 300
300
#BEBCE4
oklch(81% 0.056 287.4)
-
Step 400
400
#9D98D6
oklch(70.7% 0.09 287.6)
-
Step 500
500
#867DCB
oklch(63% 0.116 287.9)
-
Step 600
600
#7165B8
oklch(55.6% 0.126 288.2)
-
Step 700
700 (this color)
#584D97
oklch(46.8% 0.117 287.8)
-
Step 800
800
#4D4580
oklch(42.7% 0.096 287.9)
-
Step 900
900
#403A67
oklch(37.6% 0.076 288.3)
-
Step 950
950
#25223C
oklch(26.9% 0.048 288)
#584D97 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) | #30599A | 0.057 |
| Deuteranopia (no green cones) | #305595 | 0.056 |
| Tritanopia (no blue cones) | #465C6B | 0.097 |
| Achromatopsia (no color) | #575757 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584D97
#584D97
oklch(46.8% 0.117 287.8)
- #605E00
#605E00
oklch(46.8% 0.101 108.3)
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 #584D97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.028
- Blueberry #464196 ΔE 0.045
- Dusk #4E5481 ΔE 0.047
- Dusky Blue #475F94 ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.054
- Rebecca Purple #663399 ΔE 0.063
- Dusk Blue #26538D ΔE 0.068
Use #584D97 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.