#733684
Closest named color: Rebecca Purple (#663399). oklch(44.7% 0.137 318.4), rgb(115, 54, 132).
Aa
White text reads best on this color (8.10:1).
About this color
#733684 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.137 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.046 away. White text reads best on it, at 8.10:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.58:1 |
| White text | 8.10:1 |
Values
| HEX | #733684 |
| RGB | rgb(115, 54, 132) |
| HSL | hsl(287, 42%, 36%) |
| OKLCH | oklch(44.7% 0.137 318.4) |
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 #733684 | 8.10:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #733684 | 2.58:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #733684 text on white | 8.10:1 | AAA | Lc 87.6 | Fine for body text |
| #733684 text on black | 2.58:1 | Fails | Lc -14.5 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E6D0EC
oklch(88.4% 0.045 319)
-
Step 300
300
#D7B1E2
oklch(81% 0.079 318.6)
-
Step 400
400
#C286D4
oklch(70.8% 0.128 318.2)
-
Step 500
500
#B265C8
oklch(63.2% 0.163 318.4)
-
Step 600
600
#9D49B5
oklch(55.6% 0.178 318.2)
-
Step 700
700
#86399B
oklch(49% 0.165 318.4)
-
Step 800
800 (this color)
#733684
oklch(44.7% 0.137 318.4)
-
Step 900
900
#592C65
oklch(37.8% 0.106 318.8)
-
Step 950
950
#341A3B
oklch(26.9% 0.068 318.8)
#733684 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) | #244C86 | 0.128 |
| Deuteranopia (no green cones) | #3A5282 | 0.113 |
| Tritanopia (no blue cones) | #734257 | 0.087 |
| Achromatopsia (no color) | #505050 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733684
#733684
oklch(44.7% 0.137 318.4)
- #256504
#256504
oklch(44.7% 0.137 138.5)
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 #733684, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.046
- Light Eggplant #894585 ΔE 0.059
- Purple #800080 ΔE 0.068
- Warm Purple #952E8F ΔE 0.069
- Dark Magenta #8B008B ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.081
- Twilight #4E518B ΔE 0.087
- Blueberry #464196 ΔE 0.088
Use #733684 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.