#684184
Closest named color: Rebecca Purple (#663399). oklch(45% 0.113 309.4), rgb(104, 65, 132).
Aa
White text reads best on this color (7.84:1).
About this color
#684184 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.113 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.050 away. White text reads best on it, at 7.84:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #684184 |
| RGB | rgb(104, 65, 132) |
| HSL | hsl(275, 34%, 39%) |
| OKLCH | oklch(45% 0.113 309.4) |
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 #684184 | 7.84:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #684184 | 2.67:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #684184 text on white | 7.84:1 | AAA | Lc 87.0 | Fine for body text |
| #684184 text on black | 2.67:1 | Fails | Lc -15.1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE7F4
oklch(93.7% 0.019 309.8)
-
Step 200
200
#E0D3EC
oklch(88.5% 0.037 308.8)
-
Step 300
300
#CDB5E1
oklch(80.8% 0.066 309.5)
-
Step 400
400
#B48ED2
oklch(70.7% 0.105 309.4)
-
Step 500
500
#A270C7
oklch(63.1% 0.136 309.5)
-
Step 600
600
#8D57B3
oklch(55.6% 0.147 309.5)
-
Step 700
700
#78479A
oklch(49.2% 0.136 309.5)
-
Step 800
800 (this color)
#684184
oklch(45% 0.113 309.4)
-
Step 900
900
#4F3364
oklch(37.7% 0.087 309.2)
-
Step 950
950
#2F1E3B
oklch(27.1% 0.056 310.1)
#684184 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) | #305086 | 0.090 |
| Deuteranopia (no green cones) | #3B5282 | 0.081 |
| Tritanopia (no blue cones) | #644C5C | 0.080 |
| Achromatopsia (no color) | #525252 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684184
#684184
oklch(45% 0.113 309.4)
- #41610D
#41610D
oklch(45.1% 0.113 129.3)
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 #684184, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.050
- Twilight #4E518B ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.061
- Dusk #4E5481 ΔE 0.065
- Light Eggplant #894585 ΔE 0.065
- Blueberry #464196 ΔE 0.067
- Dusty Grape #545775 ΔE 0.076
- Muted Purple #805B87 ΔE 0.085
Use #684184 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.