#783689
Closest named color: Rebecca Purple (#663399). oklch(45.7% 0.145 319), rgb(120, 54, 137).
Aa
White text reads best on this color (7.81:1).
About this color
#783689 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.145 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.047 away. White text reads best on it, at 7.81:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.68:1 |
| White text | 7.81:1 |
Values
| HEX | #783689 |
| RGB | rgb(120, 54, 137) |
| HSL | hsl(288, 43%, 37%) |
| OKLCH | oklch(45.7% 0.145 319) |
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 #783689 | 7.81:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #783689 | 2.68:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #783689 text on white | 7.81:1 | AAA | Lc 86.6 | Fine for body text |
| #783689 text on black | 2.68:1 | Fails | Lc -15.5 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7D0ED
oklch(88.5% 0.046 319.2)
-
Step 300
300
#D9B0E4
oklch(81% 0.084 319)
-
Step 400
400
#C484D6
oklch(70.7% 0.135 318.6)
-
Step 500
500
#B561CB
oklch(63.1% 0.174 319)
-
Step 600
600
#A045B7
oklch(55.6% 0.187 319)
-
Step 700
700
#89359E
oklch(49.1% 0.175 319)
-
Step 800
800 (this color)
#783689
oklch(45.7% 0.145 319)
-
Step 900
900
#5A2A67
oklch(37.7% 0.112 318.7)
-
Step 950
950
#35193C
oklch(27% 0.072 319.3)
#783689 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) | #224E8C | 0.138 |
| Deuteranopia (no green cones) | #3B5487 | 0.120 |
| Tritanopia (no blue cones) | #78435A | 0.091 |
| Achromatopsia (no color) | #525252 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #783689
#783689
oklch(45.7% 0.145 319)
- #236800
#236800
oklch(45.5% 0.143 138.8)
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 #783689, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.047
- Light Eggplant #894585 ΔE 0.053
- Warm Purple #952E8F ΔE 0.058
- Purple #800080 ΔE 0.066
- Dark Magenta #8B008B ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.089
- Purply #983FB2 ΔE 0.090
- Twilight #4E518B ΔE 0.093
Use #783689 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.