#582EA5
Closest named color: Rebecca Purple (#663399). oklch(42.7% 0.179 293.5), rgb(88, 46, 165).
Aa
White text reads best on this color (8.93:1).
About this color
#582EA5 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.179 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.037 away. White text reads best on it, at 8.93:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.34:1 |
| White text | 8.93:1 |
Values
| HEX | #582EA5 |
| RGB | rgb(88, 46, 165) |
| HSL | hsl(261, 56%, 41%) |
| OKLCH | oklch(42.7% 0.179 293.5) |
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 #582EA5 | 8.93:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #582EA5 | 2.34:1 | Fails | Lc 14.2 | Not readable |
| #582EA5 text on white | 8.93:1 | AAA | Lc 89.8 | Fine for body text |
| #582EA5 text on black | 2.34:1 | Fails | Lc -12.5 | 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 800.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EAE6FD
oklch(93.5% 0.031 293.8)
-
Step 200
200
#DAD3FD
oklch(88.6% 0.058 292.8)
-
Step 300
300
#C3B4FE
oklch(80.9% 0.104 293.2)
-
Step 400
400
#A789FE
oklch(70.8% 0.167 293.5)
-
Step 500
500
#9465FB
oklch(63.1% 0.214 293.8)
-
Step 600
600
#8046EB
oklch(55.7% 0.232 293.5)
-
Step 700
700
#6C35CC
oklch(49.1% 0.216 293.4)
-
Step 800
800 (this color)
#582EA5
oklch(42.7% 0.179 293.5)
-
Step 900
900
#482B83
oklch(37.7% 0.14 293.7)
-
Step 950
950
#2A1B4D
oklch(27.1% 0.088 293.5)
#582EA5 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) | #004BA8 | 0.105 |
| Deuteranopia (no green cones) | #0047A3 | 0.103 |
| Tritanopia (no blue cones) | #414D66 | 0.142 |
| Achromatopsia (no color) | #494949 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582EA5
#582EA5
oklch(42.7% 0.179 293.5)
- #4F5400
#4F5400
oklch(42.7% 0.096 113.7)
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 #582EA5, closest first.
No curated palette has a color within ΔE 0.04 of #582EA5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.037
- Chrysanthemum #560BAD ΔE 0.044
- Blueberry #464196 ΔE 0.054
- Imperial Purple #480CA8 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.059
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Grape #7209B7 ΔE 0.065
- Blurple #5539CC ΔE 0.067
Use #582EA5 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.