#584FA9
Closest named color: Iris (#6258C4). oklch(48.3% 0.139 284.4), rgb(88, 79, 169).
Aa
White text reads best on this color (6.76:1).
About this color
#584FA9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.139 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.050 away. White text reads best on it, at 6.76:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.10:1 |
| White text | 6.76:1 |
Values
| HEX | #584FA9 |
| RGB | rgb(88, 79, 169) |
| HSL | hsl(246, 36%, 49%) |
| OKLCH | oklch(48.3% 0.139 284.4) |
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 #584FA9 | 6.76:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #584FA9 | 3.10:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #584FA9 text on white | 6.76:1 | AA | Lc 83.1 | Fine for body text |
| #584FA9 text on black | 3.10:1 | AA large text | Lc -18.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D6D6F2
oklch(88.5% 0.038 285.6)
-
Step 300
300
#BBBBEB
oklch(80.8% 0.067 284.8)
-
Step 400
400
#9997E1
oklch(70.7% 0.107 284.5)
-
Step 500
500
#817CD9
oklch(63.2% 0.137 284.2)
-
Step 600
600
#6C63C6
oklch(55.7% 0.149 284.6)
-
Step 700
700 (this color)
#584FA9
oklch(48.3% 0.139 284.4)
-
Step 800
800
#49438B
oklch(42.7% 0.116 284.1)
-
Step 900
900
#3D396F
oklch(37.7% 0.09 284.6)
-
Step 950
950
#242241
oklch(27.1% 0.057 284.9)
#584FA9 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) | #225EAC | 0.067 |
| Deuteranopia (no green cones) | #1E58A7 | 0.067 |
| Tritanopia (no blue cones) | #3C6374 | 0.119 |
| Achromatopsia (no color) | #5B5B5B | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584FA9
#584FA9
oklch(48.3% 0.139 284.4)
- #686100
#686100
oklch(48.4% 0.102 104.7)
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 #584FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.050
- Twilight #4E518B ΔE 0.052
- Blueberry #464196 ΔE 0.056
- Bluey Purple #6241C7 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.063
- Blue With A Hint Of Purple #533CC6 ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.065
- Slate Blue #6A5ACD ΔE 0.068
Use #584FA9 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.