#584591
Closest named color: Blueberry (#464196). oklch(44.8% 0.121 292.4), rgb(88, 69, 145).
Aa
White text reads best on this color (7.85:1).
About this color
#584591 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.121 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.034 away. White text reads best on it, at 7.85:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Blueberry (#464196) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #584591 |
| RGB | rgb(88, 69, 145) |
| HSL | hsl(255, 36%, 42%) |
| OKLCH | oklch(44.8% 0.121 292.4) |
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 #584591 | 7.85:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #584591 | 2.67:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #584591 text on white | 7.85:1 | AAA | Lc 87.0 | Fine for body text |
| #584591 text on black | 2.67:1 | Fails | Lc -15.1 | 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 800.
-
Step 50
50
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#D9D5F2
oklch(88.5% 0.04 291.9)
-
Step 300
300
#C1B9EB
oklch(80.9% 0.07 292.1)
-
Step 400
400
#A293E1
oklch(70.7% 0.113 292.1)
-
Step 500
500
#8D76D8
oklch(63% 0.144 292.6)
-
Step 600
600
#785DC6
oklch(55.6% 0.157 292.4)
-
Step 700
700
#654CAB
oklch(49.1% 0.146 292.3)
-
Step 800
800 (this color)
#584591
oklch(44.8% 0.121 292.4)
-
Step 900
900
#44366F
oklch(37.7% 0.095 292.6)
-
Step 950
950
#282041
oklch(27% 0.06 293.1)
#584591 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) | #265394 | 0.071 |
| Deuteranopia (no green cones) | #29508F | 0.067 |
| Tritanopia (no blue cones) | #495464 | 0.098 |
| Achromatopsia (no color) | #525252 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584591
#584591
oklch(44.8% 0.121 292.4)
- #565A00
#565A00
oklch(44.9% 0.1 112.7)
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 #584591, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.037
- Twilight #4E518B ΔE 0.037
- Rebecca Purple #663399 ΔE 0.049
- Dusk #4E5481 ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.068
- Dusky Blue #475F94 ΔE 0.072
- Dusk Blue #26538D ΔE 0.073
Use #584591 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.