#65307B
Closest named color: Rebecca Purple (#663399). oklch(41.4% 0.13 314.8), rgb(101, 48, 123).
Aa
White text reads best on this color (9.28:1).
About this color
#65307B is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.130 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.049 away. White text reads best on it, at 9.28:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #65307B |
| RGB | rgb(101, 48, 123) |
| HSL | hsl(282, 44%, 34%) |
| OKLCH | oklch(41.4% 0.13 314.8) |
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 #65307B | 9.28:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #65307B | 2.26:1 | Fails | Lc 13.0 | Not readable |
| #65307B text on white | 9.28:1 | AAA | Lc 91.0 | Preferred for body text |
| #65307B text on black | 2.26:1 | Fails | Lc -11.4 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D3B2E3
oklch(80.8% 0.076 314.6)
-
Step 400
400
#BD89D5
oklch(70.8% 0.121 314.7)
-
Step 500
500
#AC69C9
oklch(63.1% 0.155 314.9)
-
Step 600
600
#974EB6
oklch(55.6% 0.168 314.7)
-
Step 700
700
#813E9D
oklch(49.2% 0.157 314.7)
-
Step 800
800 (this color)
#65307B
oklch(41.4% 0.13 314.8)
-
Step 900
900
#552E66
oklch(37.6% 0.101 314.7)
-
Step 950
950
#321C3C
oklch(27.1% 0.064 314.5)
#65307B 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) | #1A447D | 0.119 |
| Deuteranopia (no green cones) | #2F4979 | 0.105 |
| Tritanopia (no blue cones) | #633D50 | 0.087 |
| Achromatopsia (no color) | #474747 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #65307B
#65307B
oklch(41.4% 0.13 314.8)
- #2C5900
#2C5900
oklch(41.5% 0.121 134.7)
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 #65307B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.064
- Purple #800080 ΔE 0.074
- Blueberry #464196 ΔE 0.077
- Rich Purple #720058 ΔE 0.084
- Grape Purple #5D1451 ΔE 0.086
- Twilight #4E518B ΔE 0.089
- Velvet #750851 ΔE 0.089
Use #65307B 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.