#733DA9
Closest named color: Rebecca Purple (#663399). oklch(48.1% 0.168 303.7), rgb(115, 61, 169).
Aa
White text reads best on this color (7.07:1).
About this color
#733DA9 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.168 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 0.041 away. White text reads best on it, at 7.07:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.96:1 |
| White text | 7.07:1 |
Values
| HEX | #733DA9 |
| RGB | rgb(115, 61, 169) |
| HSL | hsl(270, 47%, 45%) |
| OKLCH | oklch(48.1% 0.168 303.7) |
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 #733DA9 | 7.07:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #733DA9 | 2.96:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #733DA9 text on white | 7.07:1 | AAA | Lc 84.0 | Fine for body text |
| #733DA9 text on black | 2.96:1 | Fails | Lc -18.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F7
oklch(93.5% 0.024 304.5)
-
Step 200
200
#DFD2F2
oklch(88.4% 0.046 303.9)
-
Step 300
300
#CBB4EC
oklch(80.8% 0.081 303.4)
-
Step 400
400
#B28BE2
oklch(70.7% 0.13 303.9)
-
Step 500
500
#9F6CDA
oklch(63.1% 0.165 303.4)
-
Step 600
600
#8B50C7
oklch(55.6% 0.18 304)
-
Step 700
700 (this color)
#733DA9
oklch(48.1% 0.168 303.7)
-
Step 800
800
#60368B
oklch(42.7% 0.138 303.9)
-
Step 900
900
#4E306F
oklch(37.7% 0.107 303.7)
-
Step 950
950
#2E1D41
oklch(27.1% 0.067 304.1)
#733DA9 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) | #0057AC | 0.134 |
| Deuteranopia (no green cones) | #1E58A7 | 0.124 |
| Tritanopia (no blue cones) | #69546D | 0.123 |
| Achromatopsia (no color) | #585858 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733DA9
#733DA9
oklch(48.1% 0.168 303.7)
- #516800
#516800
oklch(48.1% 0.119 123.4)
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 #733DA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Bluey Purple #6241C7 ΔE 0.058
- Grape #7209B7 ΔE 0.070
- Purply #983FB2 ΔE 0.072
- Iris #6258C4 ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.076
- Light Eggplant #894585 ΔE 0.079
- Blurple #5539CC ΔE 0.081
Use #733DA9 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.