#783FFB
Closest named color: Burple (#6832E3). oklch(55.5% 0.257 289), rgb(120, 63, 251).
Aa
White text reads best on this color (5.38:1).
About this color
#783FFB is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.257 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Burple (#6832E3), ΔE 0.052 away. White text reads best on it, at 5.38:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.257) |
| Temperature | cool |
| Nearest name | Burple (#6832E3) |
| Black text | 3.90:1 |
| White text | 5.38:1 |
Values
| HEX | #783FFB |
| RGB | rgb(120, 63, 251) |
| HSL | hsl(258, 96%, 62%) |
| OKLCH | oklch(55.5% 0.257 289) |
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 #783FFB | 5.38:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #783FFB | 3.90:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #783FFB text on white | 5.38:1 | AA | Lc 75.8 | Fine for body text |
| #783FFB text on black | 3.90:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D7D3FF
oklch(88.4% 0.06 289.3)
-
Step 300
300
#BEB6FF
oklch(80.9% 0.102 288.9)
-
Step 400
400
#9F8CFF
oklch(70.7% 0.164 289.1)
-
Step 500
500
#8A69FF
oklch(63.1% 0.213 288.9)
-
Step 600
600 (this color)
#783FFB
oklch(55.5% 0.257 289)
-
Step 700
700
#662EDB
oklch(49.1% 0.238 289)
-
Step 800
800
#5329B1
oklch(42.7% 0.198 289.2)
-
Step 900
900
#43298C
oklch(37.7% 0.154 288.8)
-
Step 950
950
#271A52
oklch(27.1% 0.097 288.9)
#783FFB 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) | #006EFF | 0.128 |
| Deuteranopia (no green cones) | #0066F8 | 0.123 |
| Tritanopia (no blue cones) | #45749B | 0.207 |
| Achromatopsia (no color) | #6A6A6A | 0.258 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #783FFB
#783FFB
oklch(55.5% 0.257 289)
- #797800
#797800
oklch(55.5% 0.121 109.2)
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 #783FFB, closest first.
No curated palette has a color within ΔE 0.04 of #783FFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burple #6832E3 ΔE 0.052
- Purpley Blue #5F34E7 ΔE 0.058
- Blue Violet #8A2BE2 ΔE 0.059
- Purpley #8756E4 ΔE 0.062
- Purply Blue #661AEE ΔE 0.062
- Vivid Purple #9900FA ΔE 0.075
- Medium Slate Blue #7B68EE ΔE 0.081
- Light Indigo #6D5ACF ΔE 0.084
Use #783FFB 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.