#7A3790
Closest named color: Rebecca Purple (#663399). oklch(46.5% 0.151 316.9), rgb(122, 55, 144).
Aa
White text reads best on this color (7.56:1).
About this color
#7A3790 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.151 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 0.045 away. White text reads best on it, at 7.56:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.77:1 |
| White text | 7.56:1 |
Values
| HEX | #7A3790 |
| RGB | rgb(122, 55, 144) |
| HSL | hsl(285, 45%, 39%) |
| OKLCH | oklch(46.5% 0.151 316.9) |
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 #7A3790 | 7.56:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #7A3790 | 2.77:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #7A3790 text on white | 7.56:1 | AAA | Lc 85.7 | Fine for body text |
| #7A3790 text on black | 2.77:1 | Fails | Lc -16.3 | 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 700.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E4D1EB
oklch(88.4% 0.041 317)
-
Step 300
300
#D4B2E0
oklch(80.8% 0.073 317.2)
-
Step 400
400
#BE89D1
oklch(70.7% 0.117 316.9)
-
Step 500
500
#AD69C5
oklch(63% 0.151 316.8)
-
Step 600
600
#984FB1
oklch(55.6% 0.162 316.8)
-
Step 700
700 (this color)
#7A3790
oklch(46.5% 0.151 316.9)
-
Step 800
800
#6A357B
oklch(42.8% 0.124 317.3)
-
Step 900
900
#562F63
oklch(37.8% 0.096 317.2)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#7A3790 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) | #1E5093 | 0.142 |
| Deuteranopia (no green cones) | #39568E | 0.124 |
| Tritanopia (no blue cones) | #79465E | 0.097 |
| Achromatopsia (no color) | #545454 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A3790
#7A3790
oklch(46.5% 0.151 316.9)
- #2D6A00
#2D6A00
oklch(46.5% 0.141 137)
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 #7A3790, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Light Eggplant #894585 ΔE 0.052
- Warm Purple #952E8F ΔE 0.054
- Dark Magenta #8B008B ΔE 0.067
- Purple #800080 ΔE 0.070
- Purply #983FB2 ΔE 0.079
- Grape #7209B7 ΔE 0.089
- Dark Slate Blue #483D8B ΔE 0.093
Use #7A3790 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.