#78338B
Closest named color: Rebecca Purple (#663399). oklch(45.4% 0.151 318.4), rgb(120, 51, 139).
Aa
White text reads best on this color (7.93:1).
About this color
#78338B is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.151 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.044 away. White text reads best on it, at 7.93:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #78338B |
| RGB | rgb(120, 51, 139) |
| HSL | hsl(287, 46%, 37%) |
| OKLCH | oklch(45.4% 0.151 318.4) |
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 #78338B | 7.93:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #78338B | 2.64:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #78338B text on white | 7.93:1 | AAA | Lc 86.9 | Fine for body text |
| #78338B text on black | 2.64:1 | Fails | Lc -15.2 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7CFEE
oklch(88.4% 0.049 318.5)
-
Step 300
300
#D9AFE6
oklch(80.9% 0.088 318.1)
-
Step 400
400
#C582D9
oklch(70.6% 0.142 318.2)
-
Step 500
500
#B65FCE
oklch(63.1% 0.181 318.6)
-
Step 600
600
#A141BB
oklch(55.6% 0.197 318.4)
-
Step 700
700
#8A32A1
oklch(49.1% 0.182 318.6)
-
Step 800
800 (this color)
#78338B
oklch(45.4% 0.151 318.4)
-
Step 900
900
#5B2869
oklch(37.7% 0.119 318.5)
-
Step 950
950
#35183D
oklch(26.9% 0.075 318.6)
#78338B 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) | #1A4C8E | 0.146 |
| Deuteranopia (no green cones) | #375389 | 0.126 |
| Tritanopia (no blue cones) | #78425A | 0.096 |
| Achromatopsia (no color) | #515151 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78338B
#78338B
oklch(45.4% 0.151 318.4)
- #256700
#256700
oklch(45.3% 0.141 138.4)
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 #78338B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.044
- Warm Purple #952E8F ΔE 0.058
- Light Eggplant #894585 ΔE 0.058
- Purple #800080 ΔE 0.061
- Dark Magenta #8B008B ΔE 0.063
- Purply #983FB2 ΔE 0.089
- Dark Slate Blue #483D8B ΔE 0.090
- Grape #7209B7 ΔE 0.090
Use #78338B 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.