#75307D
Closest named color: Rebecca Purple (#663399). oklch(43.7% 0.14 323.4), rgb(117, 48, 125).
Aa
White text reads best on this color (8.48:1).
About this color
#75307D is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.140 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.056 away. White text reads best on it, at 8.48:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #75307D |
| RGB | rgb(117, 48, 125) |
| HSL | hsl(294, 45%, 34%) |
| OKLCH | oklch(43.7% 0.14 323.4) |
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 #75307D | 8.48:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #75307D | 2.47:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #75307D text on white | 8.48:1 | AAA | Lc 88.6 | Fine for body text |
| #75307D text on black | 2.47:1 | Fails | Lc -13.6 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E9D0EB
oklch(88.6% 0.045 323.7)
-
Step 300
300
#DBAFDF
oklch(80.9% 0.082 323.6)
-
Step 400
400
#C883CF
oklch(70.7% 0.131 323.6)
-
Step 500
500
#B961C3
oklch(63.2% 0.168 323.4)
-
Step 600
600
#A444AF
oklch(55.6% 0.183 323.5)
-
Step 700
700
#8C3596
oklch(49.1% 0.169 323.4)
-
Step 800
800 (this color)
#75307D
oklch(43.7% 0.14 323.4)
-
Step 900
900
#5C2962
oklch(37.6% 0.11 323.3)
-
Step 950
950
#36193A
oklch(27% 0.07 322.6)
#75307D 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) | #22487F | 0.139 |
| Deuteranopia (no green cones) | #3B507B | 0.121 |
| Tritanopia (no blue cones) | #773B52 | 0.083 |
| Achromatopsia (no color) | #4D4D4D | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75307D
#75307D
oklch(43.7% 0.14 323.4)
- #07640F
#07640F
oklch(43.8% 0.141 143.4)
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 #75307D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.056
- Purple #800080 ΔE 0.057
- Light Eggplant #894585 ΔE 0.065
- Dark Magenta #8B008B ΔE 0.067
- Warm Purple #952E8F ΔE 0.069
- Rich Purple #720058 ΔE 0.083
- Velvet #750851 ΔE 0.085
- Dark Slate Blue #483D8B ΔE 0.089
Use #75307D 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.