#75378C
Closest named color: Rebecca Purple (#663399). oklch(45.6% 0.145 315.9), rgb(117, 55, 140).
Aa
White text reads best on this color (7.83:1).
About this color
#75378C is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.145 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 7.83:1.
| 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 | 7.83:1 |
Values
| HEX | #75378C |
| RGB | rgb(117, 55, 140) |
| HSL | hsl(284, 44%, 38%) |
| OKLCH | oklch(45.6% 0.145 315.9) |
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 #75378C | 7.83:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #75378C | 2.68:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #75378C text on white | 7.83:1 | AAA | Lc 86.7 | Fine for body text |
| #75378C text on black | 2.68:1 | Fails | Lc -15.4 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E6D0EF
oklch(88.5% 0.048 316.2)
-
Step 300
300
#D6B0E6
oklch(80.8% 0.085 315.8)
-
Step 400
400
#C185D9
oklch(70.7% 0.135 315.9)
-
Step 500
500
#B163CF
oklch(63.1% 0.173 315.8)
-
Step 600
600
#9C46BC
oklch(55.6% 0.189 315.7)
-
Step 700
700
#8537A2
oklch(49.1% 0.174 315.6)
-
Step 800
800 (this color)
#75378C
oklch(45.6% 0.145 315.9)
-
Step 900
900
#582B69
oklch(37.7% 0.112 315.9)
-
Step 950
950
#341A3E
oklch(27.1% 0.072 315.9)
#75378C 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) | #1F4E8F | 0.134 |
| Deuteranopia (no green cones) | #37548A | 0.118 |
| Tritanopia (no blue cones) | #74455C | 0.094 |
| Achromatopsia (no color) | #525252 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75378C
#75378C
oklch(45.6% 0.145 315.9)
- #2F6600
#2F6600
oklch(45.4% 0.135 136)
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 #75378C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Light Eggplant #894585 ΔE 0.057
- Warm Purple #952E8F ΔE 0.063
- Purple #800080 ΔE 0.070
- Dark Magenta #8B008B ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.083
- Blueberry #464196 ΔE 0.087
- Twilight #4E518B ΔE 0.089
Use #75378C 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.