#75378A
Closest named color: Rebecca Purple (#663399). oklch(45.5% 0.143 316.7), rgb(117, 55, 138).
Aa
White text reads best on this color (7.86:1).
About this color
#75378A is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.143 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 0.042 away. White text reads best on it, at 7.86:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.66:1 |
| White text | 7.86:1 |
Values
| HEX | #75378A |
| RGB | rgb(117, 55, 138) |
| HSL | hsl(285, 43%, 38%) |
| OKLCH | oklch(45.5% 0.143 316.7) |
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 #75378A | 7.86:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #75378A | 2.66:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #75378A text on white | 7.86:1 | AAA | Lc 86.8 | Fine for body text |
| #75378A text on black | 2.66:1 | Fails | Lc -15.3 | 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 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
#E6D0EE
oklch(88.5% 0.047 317.1)
-
Step 300
300
#D7B0E5
oklch(80.9% 0.084 317)
-
Step 400
400
#C285D8
oklch(70.8% 0.134 316.8)
-
Step 500
500
#B163CD
oklch(63% 0.171 316.5)
-
Step 600
600
#9D47B9
oklch(55.6% 0.185 317)
-
Step 700
700
#8637A0
oklch(49.1% 0.173 316.7)
-
Step 800
800 (this color)
#75378A
oklch(45.5% 0.143 316.7)
-
Step 900
900
#582B68
oklch(37.7% 0.111 316.4)
-
Step 950
950
#341A3D
oklch(27.1% 0.07 316.8)
#75378A 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) | #214E8D | 0.133 |
| Deuteranopia (no green cones) | #395388 | 0.115 |
| Tritanopia (no blue cones) | #74455B | 0.093 |
| Achromatopsia (no color) | #525252 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75378A
#75378A
oklch(45.5% 0.143 316.7)
- #2C6600
#2C6600
oklch(45.3% 0.137 136.7)
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 #75378A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Light Eggplant #894585 ΔE 0.056
- Warm Purple #952E8F ΔE 0.064
- Purple #800080 ΔE 0.070
- Dark Magenta #8B008B ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.083
- Blueberry #464196 ΔE 0.088
- Twilight #4E518B ΔE 0.088
Use #75378A 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.