#65317B
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.128 314.7), rgb(101, 49, 123).
Aa
White text reads best on this color (9.21:1).
About this color
#65317B is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.128 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 9.21:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.27:1 |
| White text | 9.21:1 |
Values
| HEX | #65317B |
| RGB | rgb(101, 49, 123) |
| HSL | hsl(282, 43%, 34%) |
| OKLCH | oklch(41.5% 0.128 314.7) |
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 #65317B | 9.21:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #65317B | 2.27:1 | Fails | Lc 13.2 | Not readable |
| #65317B text on white | 9.21:1 | AAA | Lc 90.8 | Preferred for body text |
| #65317B text on black | 2.27:1 | Fails | Lc -11.5 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D3B3E3
oklch(81% 0.075 314.4)
-
Step 400
400
#BC89D4
oklch(70.6% 0.12 314.5)
-
Step 500
500
#AB69C9
oklch(63% 0.154 314.4)
-
Step 600
600
#974EB5
oklch(55.6% 0.167 315)
-
Step 700
700
#803F9C
oklch(49.1% 0.154 314.5)
-
Step 800
800 (this color)
#65317B
oklch(41.5% 0.128 314.7)
-
Step 900
900
#552F66
oklch(37.8% 0.1 314.5)
-
Step 950
950
#321C3C
oklch(27.1% 0.064 314.5)
#65317B 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) | #1C457D | 0.117 |
| Deuteranopia (no green cones) | #304979 | 0.102 |
| Tritanopia (no blue cones) | #633E51 | 0.086 |
| Achromatopsia (no color) | #484848 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #65317B
#65317B
oklch(41.5% 0.128 314.7)
- #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 #65317B, 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 0.063
- Purple #800080 ΔE 0.075
- Blueberry #464196 ΔE 0.076
- Rich Purple #720058 ΔE 0.086
- Twilight #4E518B ΔE 0.087
- Grape Purple #5D1451 ΔE 0.087
- Light Eggplant #894585 ΔE 0.090
Use #65317B 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.