#58428E
Closest named color: Dark Slate Blue (#483D8B). oklch(44.1% 0.121 294.2), rgb(88, 66, 142).
Aa
White text reads best on this color (8.12:1).
About this color
#58428E is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.121 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.032 away. White text reads best on it, at 8.12:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.58:1 |
| White text | 8.12:1 |
Values
| HEX | #58428E |
| RGB | rgb(88, 66, 142) |
| HSL | hsl(257, 37%, 41%) |
| OKLCH | oklch(44.1% 0.121 294.2) |
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 #58428E | 8.12:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #58428E | 2.58:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #58428E text on white | 8.12:1 | AAA | Lc 87.9 | Fine for body text |
| #58428E text on black | 2.58:1 | Fails | Lc -14.2 | Not readable |
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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE7F7
oklch(93.5% 0.022 294.6)
-
Step 200
200
#DAD5F1
oklch(88.6% 0.038 293.8)
-
Step 300
300
#C3B8EB
oklch(80.9% 0.072 294.6)
-
Step 400
400
#A592E0
oklch(70.7% 0.113 294.5)
-
Step 500
500
#9075D7
oklch(63.1% 0.145 294.6)
-
Step 600
600
#7B5CC5
oklch(55.7% 0.158 294.3)
-
Step 700
700
#674BAA
oklch(49.1% 0.146 293.9)
-
Step 800
800 (this color)
#58428E
oklch(44.1% 0.121 294.2)
-
Step 900
900
#45366E
oklch(37.8% 0.094 293.8)
-
Step 950
950
#282040
oklch(27% 0.059 293.6)
#58428E 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) | #235091 | 0.075 |
| Deuteranopia (no green cones) | #284E8C | 0.071 |
| Tritanopia (no blue cones) | #4B5161 | 0.097 |
| Achromatopsia (no color) | #505050 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #58428E
#58428E
oklch(44.1% 0.121 294.2)
- #525800
#525800
oklch(44% 0.099 114.3)
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 #58428E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.032
- Blueberry #464196 ΔE 0.034
- Twilight #4E518B ΔE 0.043
- Rebecca Purple #663399 ΔE 0.045
- Dusk #4E5481 ΔE 0.059
- Denim Blue #3B5B92 ΔE 0.075
- Dusk Blue #26538D ΔE 0.076
- Cobalt #1E488F ΔE 0.077
Use #58428E 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.