#582574
Closest named color: Royal Purple (#4B006E). oklch(37.6% 0.134 311.3), rgb(88, 37, 116).
Aa
White text reads best on this color (10.87:1).
About this color
#582574 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.134 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.063 away. White text reads best on it, at 10.87:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #582574 |
| RGB | rgb(88, 37, 116) |
| HSL | hsl(279, 52%, 30%) |
| OKLCH | oklch(37.6% 0.134 311.3) |
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 #582574 | 10.87:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #582574 | 1.93:1 | Fails | Lc 9.3 | Not readable |
| #582574 text on white | 10.87:1 | AAA | Lc 94.6 | Preferred for body text |
| #582574 text on black | 1.93:1 | Fails | Lc -8.0 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F9
oklch(93.6% 0.029 310.1)
-
Step 200
200
#E5CFF5
oklch(88.4% 0.056 311)
-
Step 300
300
#D6AEF1
oklch(80.9% 0.102 311.3)
-
Step 400
400
#C180E9
oklch(70.7% 0.161 311.4)
-
Step 500
500
#B15BE2
oklch(63.1% 0.205 311.3)
-
Step 600
600
#9D3AD0
oklch(55.7% 0.224 311.4)
-
Step 700
700
#862AB4
oklch(49.1% 0.208 311.3)
-
Step 800
800
#6D2592
oklch(42.7% 0.173 311.3)
-
Step 900
900 (this color)
#582574
oklch(37.6% 0.134 311.3)
-
Step 950
950
#341744
oklch(27% 0.085 311.8)
#582574 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) | #003B76 | 0.122 |
| Deuteranopia (no green cones) | #1D3E72 | 0.107 |
| Tritanopia (no blue cones) | #553549 | 0.091 |
| Achromatopsia (no color) | #3D3D3D | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582574
#582574
oklch(37.6% 0.134 311.3)
- #2C4C00
#2C4C00
oklch(37.7% 0.104 131.6)
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 #582574, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.063
- Indigo #4B0082 ΔE 0.064
- Grape Purple #5D1451 ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.069
- Rebecca Purple #663399 ΔE 0.072
- Rich Purple #720058 ΔE 0.080
- Plum Purple #4E0550 ΔE 0.082
- Blueberry #464196 ΔE 0.086
Use #582574 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.