#733989
Closest named color: Rebecca Purple (#663399). oklch(45.4% 0.137 315.8), rgb(115, 57, 137).
Aa
White text reads best on this color (7.84:1).
About this color
#733989 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.137 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.042 away. White text reads best on it, at 7.84:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #733989 |
| RGB | rgb(115, 57, 137) |
| HSL | hsl(284, 41%, 38%) |
| OKLCH | oklch(45.4% 0.137 315.8) |
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 #733989 | 7.84:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #733989 | 2.67:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #733989 text on white | 7.84:1 | AAA | Lc 86.8 | Fine for body text |
| #733989 text on black | 2.67:1 | Fails | Lc -15.3 | 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 800.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E5D1EE
oklch(88.6% 0.045 315.5)
-
Step 300
300
#D5B1E4
oklch(80.9% 0.08 315.9)
-
Step 400
400
#BF87D7
oklch(70.7% 0.128 315.3)
-
Step 500
500
#AF66CC
oklch(63.2% 0.164 315.6)
-
Step 600
600
#9A4AB8
oklch(55.6% 0.178 315.8)
-
Step 700
700
#843A9F
oklch(49.1% 0.167 315.9)
-
Step 800
800 (this color)
#733989
oklch(45.4% 0.137 315.8)
-
Step 900
900
#572C67
oklch(37.6% 0.107 316.1)
-
Step 950
950
#331B3D
oklch(27.1% 0.068 315.2)
#733989 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) | #244E8C | 0.125 |
| Deuteranopia (no green cones) | #395387 | 0.110 |
| Tritanopia (no blue cones) | #72465B | 0.090 |
| Achromatopsia (no color) | #525252 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733989
#733989
oklch(45.4% 0.137 315.8)
- #306600
#306600
oklch(45.5% 0.134 135.7)
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 #733989, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Light Eggplant #894585 ΔE 0.056
- Warm Purple #952E8F ΔE 0.068
- Purple #800080 ΔE 0.074
- Dark Magenta #8B008B ΔE 0.078
- Dark Slate Blue #483D8B ΔE 0.079
- Twilight #4E518B ΔE 0.083
- Blueberry #464196 ΔE 0.084
Use #733989 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.