#782991
Closest named color: Rebecca Purple (#663399). oklch(44.6% 0.171 316.8), rgb(120, 41, 145).
Aa
White text reads best on this color (8.31:1).
About this color
#782991 is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.171 and its hue 317°. 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 8.31:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #782991 |
| RGB | rgb(120, 41, 145) |
| HSL | hsl(286, 56%, 36%) |
| OKLCH | oklch(44.6% 0.171 316.8) |
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 #782991 | 8.31:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #782991 | 2.52:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #782991 text on white | 8.31:1 | AAA | Lc 87.9 | Fine for body text |
| #782991 text on black | 2.52:1 | Fails | Lc -14.3 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F2E4F7
oklch(93.6% 0.029 317.2)
-
Step 200
200
#E8CEF2
oklch(88.4% 0.056 316.6)
-
Step 300
300
#DBADEC
oklch(81% 0.1 316.8)
-
Step 400
400
#C87EE2
oklch(70.7% 0.16 316.9)
-
Step 500
500
#B958D9
oklch(63.1% 0.203 316.9)
-
Step 600
600
#A436C7
oklch(55.6% 0.222 316.6)
-
Step 700
700
#8D26AC
oklch(49.2% 0.207 316.8)
-
Step 800
800 (this color)
#782991
oklch(44.6% 0.171 316.8)
-
Step 900
900
#5D236F
oklch(37.7% 0.134 317.2)
-
Step 950
950
#361641
oklch(26.9% 0.084 316.6)
#782991 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) | #004994 | 0.164 |
| Deuteranopia (no green cones) | #2A508F | 0.145 |
| Tritanopia (no blue cones) | #773E5A | 0.110 |
| Achromatopsia (no color) | #4E4E4E | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #782991
#782991
oklch(44.6% 0.171 316.8)
- #2A6400
#2A6400
oklch(44.6% 0.135 137)
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 #782991, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Purple #800080 ΔE 0.050
- Dark Magenta #8B008B ΔE 0.051
- Warm Purple #952E8F ΔE 0.062
- Grape #7209B7 ΔE 0.072
- Light Eggplant #894585 ΔE 0.077
- Purply #983FB2 ΔE 0.091
- Dark Slate Blue #483D8B ΔE 0.096
Use #782991 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.