#582C7F
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.136 305.4), rgb(88, 44, 127).
Aa
White text reads best on this color (10.08:1).
About this color
#582C7F is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.136 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.050 away. White text reads best on it, at 10.08:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.08:1 |
| White text | 10.08:1 |
Values
| HEX | #582C7F |
| RGB | rgb(88, 44, 127) |
| HSL | hsl(272, 49%, 34%) |
| OKLCH | oklch(39.4% 0.136 305.4) |
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 #582C7F | 10.08:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #582C7F | 2.08:1 | Fails | Lc 11.0 | Not readable |
| #582C7F text on white | 10.08:1 | AAA | Lc 92.9 | Preferred for body text |
| #582C7F text on black | 2.08:1 | Fails | Lc -9.5 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE5FA
oklch(93.5% 0.03 305.1)
-
Step 200
200
#E2D0F8
oklch(88.5% 0.057 305.6)
-
Step 300
300
#D0B0F6
oklch(80.9% 0.102 305.1)
-
Step 400
400
#B983F1
oklch(70.7% 0.163 305.3)
-
Step 500
500
#A85EEC
oklch(63.1% 0.209 305.2)
-
Step 600
600
#943DDA
oklch(55.6% 0.227 305.3)
-
Step 700
700
#7E2DBD
oklch(49.1% 0.211 305.3)
-
Step 800
800
#672899
oklch(42.8% 0.175 305.5)
-
Step 900
900 (this color)
#582C7F
oklch(39.4% 0.136 305.4)
-
Step 950
950
#311847
oklch(27% 0.086 306)
#582C7F 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) | #004082 | 0.113 |
| Deuteranopia (no green cones) | #18427D | 0.103 |
| Tritanopia (no blue cones) | #513D51 | 0.098 |
| Achromatopsia (no color) | #424242 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582C7F
#582C7F
oklch(39.4% 0.136 305.4)
- #394F00
#394F00
oklch(39.5% 0.1 125.8)
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 #582C7F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.050
- Rebecca Purple #663399 ΔE 0.052
- Blueberry #464196 ΔE 0.065
- Indigo #4B0082 ΔE 0.071
- Royal Purple #4B006E ΔE 0.080
- Chrysanthemum #560BAD ΔE 0.086
- Grape Purple #5D1451 ΔE 0.087
- Imperial Purple #480CA8 ΔE 0.089
Use #582C7F 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.