#583297
Closest named color: Rebecca Purple (#663399). oklch(42.1% 0.157 296.3), rgb(88, 50, 151).
Aa
White text reads best on this color (9.05:1).
About this color
#583297 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.157 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.028 away. White text reads best on it, at 9.05:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #583297 |
| RGB | rgb(88, 50, 151) |
| HSL | hsl(263, 50%, 39%) |
| OKLCH | oklch(42.1% 0.157 296.3) |
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 #583297 | 9.05:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #583297 | 2.31:1 | Fails | Lc 13.7 | Not readable |
| #583297 text on white | 9.05:1 | AAA | Lc 90.3 | Preferred for body text |
| #583297 text on black | 2.31:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DCD3F8
oklch(88.6% 0.051 296.5)
-
Step 300
300
#C6B5F6
oklch(81% 0.092 296.3)
-
Step 400
400
#AA8BF1
oklch(70.7% 0.148 296.4)
-
Step 500
500
#966AEC
oklch(63% 0.189 296.2)
-
Step 600
600
#824EDA
oklch(55.7% 0.204 296.2)
-
Step 700
700
#6E3DBD
oklch(49% 0.19 296.2)
-
Step 800
800 (this color)
#583297
oklch(42.1% 0.157 296.3)
-
Step 900
900
#492F7A
oklch(37.7% 0.122 296)
-
Step 950
950
#2B1C47
oklch(27% 0.078 297)
#583297 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) | #00499A | 0.103 |
| Deuteranopia (no green cones) | #004795 | 0.103 |
| Tritanopia (no blue cones) | #484A60 | 0.122 |
| Achromatopsia (no color) | #494949 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583297
#583297
oklch(42.1% 0.157 296.3)
- #4B5300
#4B5300
oklch(42.1% 0.096 116)
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 #583297, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.044
- Chrysanthemum #560BAD ΔE 0.061
- Imperial Purple #480CA8 ΔE 0.070
- Blue With A Hint Of Purple #533CC6 ΔE 0.079
- Grape #7209B7 ΔE 0.080
- Twilight #4E518B ΔE 0.082
Use #583297 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.