#584AA1
Closest named color: Blueberry (#464196). oklch(46.9% 0.135 287.4), rgb(88, 74, 161).
Aa
White text reads best on this color (7.21:1).
About this color
#584AA1 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.135 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.042 away. White text reads best on it, at 7.21:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.90:1 |
| White text | 7.21:1 |
Values
| HEX | #584AA1 |
| RGB | rgb(88, 74, 161) |
| HSL | hsl(250, 37%, 46%) |
| OKLCH | oklch(46.9% 0.135 287.4) |
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 #584AA1 | 7.21:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #584AA1 | 2.90:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #584AA1 text on white | 7.21:1 | AAA | Lc 84.8 | Fine for body text |
| #584AA1 text on black | 2.90:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D7D6F1
oklch(88.5% 0.037 287.3)
-
Step 300
300
#BDBBE9
oklch(80.9% 0.064 286.9)
-
Step 400
400
#9C96DF
oklch(70.6% 0.106 287.1)
-
Step 500
500
#857BD6
oklch(63.2% 0.134 286.9)
-
Step 600
600
#7062C3
oklch(55.6% 0.146 287.3)
-
Step 700
700 (this color)
#584AA1
oklch(46.9% 0.135 287.4)
-
Step 800
800
#4D4288
oklch(42.6% 0.112 287.9)
-
Step 900
900
#3F396D
oklch(37.7% 0.087 286.7)
-
Step 950
950
#252240
oklch(27.1% 0.055 286.7)
#584AA1 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) | #1F59A4 | 0.072 |
| Deuteranopia (no green cones) | #1F559F | 0.071 |
| Tritanopia (no blue cones) | #415D6E | 0.114 |
| Achromatopsia (no color) | #575757 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584AA1
#584AA1
oklch(46.9% 0.135 287.4)
- #615E00
#615E00
oklch(46.9% 0.101 107.6)
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 #584AA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.042
- Twilight #4E518B ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.055
- Rebecca Purple #663399 ΔE 0.056
- Dusk #4E5481 ΔE 0.065
- Iris #6258C4 ΔE 0.065
- Bluey Purple #6241C7 ΔE 0.066
- Denim Blue #3B5B92 ΔE 0.066
Use #584AA1 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.