#582E7C
Closest named color: Dark Slate Blue (#483D8B). oklch(39.5% 0.13 306.1), rgb(88, 46, 124).
Aa
White text reads best on this color (10.01:1).
About this color
#582E7C is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.130 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.049 away. White text reads best on it, at 10.01:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.09:1 |
| White text | 10.01:1 |
Values
| HEX | #582E7C |
| RGB | rgb(88, 46, 124) |
| HSL | hsl(272, 46%, 33%) |
| OKLCH | oklch(39.5% 0.13 306.1) |
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 #582E7C | 10.01:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #582E7C | 2.09:1 | Fails | Lc 11.1 | Not readable |
| #582E7C text on white | 10.01:1 | AAA | Lc 92.8 | Preferred for body text |
| #582E7C text on black | 2.09:1 | Fails | Lc -9.6 | 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
#EEE5F9
oklch(93.5% 0.028 306)
-
Step 200
200
#E2D1F6
oklch(88.6% 0.053 306.1)
-
Step 300
300
#D0B1F3
oklch(81% 0.097 305.8)
-
Step 400
400
#B984EC
oklch(70.6% 0.156 306.3)
-
Step 500
500
#A861E6
oklch(63.2% 0.198 306.2)
-
Step 600
600
#9441D4
oklch(55.6% 0.217 306.4)
-
Step 700
700
#7E32B8
oklch(49.2% 0.201 306.1)
-
Step 800
800
#662B95
oklch(42.7% 0.167 305.9)
-
Step 900
900 (this color)
#582E7C
oklch(39.5% 0.13 306.1)
-
Step 950
950
#311945
oklch(27% 0.082 306.9)
#582E7C 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) | #08417E | 0.108 |
| Deuteranopia (no green cones) | #1F427A | 0.096 |
| Tritanopia (no blue cones) | #523E50 | 0.095 |
| Achromatopsia (no color) | #424242 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582E7C
#582E7C
oklch(39.5% 0.13 306.1)
- #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 #582E7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Rebecca Purple #663399 ΔE 0.055
- Blueberry #464196 ΔE 0.065
- Indigo #4B0082 ΔE 0.076
- Royal Purple #4B006E ΔE 0.083
- Grape Purple #5D1451 ΔE 0.084
- Twilight #4E518B ΔE 0.090
- Purple #800080 ΔE 0.092
Use #582E7C 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.