#582B82
Closest named color: Rebecca Purple (#663399). oklch(39.5% 0.141 304.4), rgb(88, 43, 130).
Aa
White text reads best on this color (10.08:1).
About this color
#582B82 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.141 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.049 away. White text reads best on it, at 10.08:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.08:1 |
| White text | 10.08:1 |
Values
| HEX | #582B82 |
| RGB | rgb(88, 43, 130) |
| HSL | hsl(271, 50%, 34%) |
| OKLCH | oklch(39.5% 0.141 304.4) |
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 #582B82 | 10.08:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #582B82 | 2.08:1 | Fails | Lc 11.1 | Not readable |
| #582B82 text on white | 10.08:1 | AAA | Lc 92.9 | Preferred for body text |
| #582B82 text on black | 2.08:1 | 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
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E2D0F9
oklch(88.5% 0.059 305.1)
-
Step 300
300
#D0AFF8
oklch(80.8% 0.107 304.8)
-
Step 400
400
#B982F5
oklch(70.8% 0.17 304.5)
-
Step 500
500
#A85CF1
oklch(63.2% 0.217 304.3)
-
Step 600
600
#943ADF
oklch(55.7% 0.235 304.5)
-
Step 700
700
#7E29C2
oklch(49.1% 0.22 304.3)
-
Step 800
800
#66259D
oklch(42.7% 0.182 304.1)
-
Step 900
900 (this color)
#582B82
oklch(39.5% 0.141 304.4)
-
Step 950
950
#311749
oklch(27% 0.091 305)
#582B82 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) | #004185 | 0.113 |
| Deuteranopia (no green cones) | #114280 | 0.108 |
| Tritanopia (no blue cones) | #503E52 | 0.104 |
| Achromatopsia (no color) | #424242 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582B82
#582B82
oklch(39.5% 0.141 304.4)
- #3B4F00
#3B4F00
oklch(39.6% 0.099 124.6)
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 #582B82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.064
- Indigo #4B0082 ΔE 0.068
- Royal Purple #4B006E ΔE 0.079
- Chrysanthemum #560BAD ΔE 0.080
- Imperial Purple #480CA8 ΔE 0.084
- Purple #800080 ΔE 0.090
Use #582B82 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.