#58287A
Closest named color: Dark Slate Blue (#483D8B). oklch(38.5% 0.137 308.2), rgb(88, 40, 122).
Aa
White text reads best on this color (10.50:1).
About this color
#58287A is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.137 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.059 away. White text reads best on it, at 10.50:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.99:1 |
| White text | 10.50:1 |
Values
| HEX | #58287A |
| RGB | rgb(88, 40, 122) |
| HSL | hsl(275, 51%, 32%) |
| OKLCH | oklch(38.5% 0.137 308.2) |
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 #58287A | 10.50:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #58287A | 1.99:1 | Fails | Lc 10.1 | Not readable |
| #58287A text on white | 10.50:1 | AAA | Lc 93.8 | Preferred for body text |
| #58287A text on black | 1.99:1 | Fails | Lc -8.7 | 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 900.
-
Step 50
50
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#EFE5FA
oklch(93.6% 0.03 307.1)
-
Step 200
200
#E4D0F7
oklch(88.6% 0.057 308.3)
-
Step 300
300
#D3AFF4
oklch(80.9% 0.102 308)
-
Step 400
400
#BD81EE
oklch(70.7% 0.164 308.1)
-
Step 500
500
#AD5CE8
oklch(63.1% 0.209 308.2)
-
Step 600
600
#993AD6
oklch(55.6% 0.228 308.4)
-
Step 700
700
#822ABA
oklch(49.1% 0.212 308)
-
Step 800
800
#6A2696
oklch(42.7% 0.175 308.3)
-
Step 900
900 (this color)
#58287A
oklch(38.5% 0.137 308.2)
-
Step 950
950
#321746
oklch(26.9% 0.087 308.1)
#58287A 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) | #003D7D | 0.117 |
| Deuteranopia (no green cones) | #194078 | 0.107 |
| Tritanopia (no blue cones) | #53394D | 0.096 |
| Achromatopsia (no color) | #3F3F3F | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #58287A
#58287A
oklch(38.5% 0.137 308.2)
- #334D00
#334D00
oklch(38.4% 0.101 128.4)
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 #58287A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.059
- Rebecca Purple #663399 ΔE 0.062
- Indigo #4B0082 ΔE 0.065
- Royal Purple #4B006E ΔE 0.070
- Blueberry #464196 ΔE 0.076
- Grape Purple #5D1451 ΔE 0.076
- Purple #800080 ΔE 0.088
- Rich Purple #720058 ΔE 0.089
Use #58287A 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.