#684084
Closest named color: Rebecca Purple (#663399). oklch(44.9% 0.115 309.7), rgb(104, 64, 132).
Aa
White text reads best on this color (7.90:1).
About this color
#684084 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.115 and its hue 310°. 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 7.90:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.65:1 |
| White text | 7.90:1 |
Values
| HEX | #684084 |
| RGB | rgb(104, 64, 132) |
| HSL | hsl(275, 35%, 38%) |
| OKLCH | oklch(44.9% 0.115 309.7) |
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 #684084 | 7.90:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #684084 | 2.65:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #684084 text on white | 7.90:1 | AAA | Lc 87.2 | Fine for body text |
| #684084 text on black | 2.65:1 | Fails | Lc -14.9 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE7F4
oklch(93.7% 0.019 309.8)
-
Step 200
200
#E1D3EC
oklch(88.6% 0.037 310.5)
-
Step 300
300
#CEB5E2
oklch(80.9% 0.068 309.9)
-
Step 400
400
#B58ED3
oklch(70.8% 0.107 309.7)
-
Step 500
500
#A270C7
oklch(63.1% 0.136 309.5)
-
Step 600
600
#8D56B4
oklch(55.5% 0.15 309.4)
-
Step 700
700
#78469B
oklch(49.1% 0.139 309.4)
-
Step 800
800 (this color)
#684084
oklch(44.9% 0.115 309.7)
-
Step 900
900
#503265
oklch(37.7% 0.091 309.8)
-
Step 950
950
#2F1E3B
oklch(27.1% 0.056 310.1)
#684084 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) | #2E4F86 | 0.093 |
| Deuteranopia (no green cones) | #3A5282 | 0.084 |
| Tritanopia (no blue cones) | #644B5C | 0.080 |
| Achromatopsia (no color) | #515151 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684084
#684084
oklch(44.9% 0.115 309.7)
- #3F610A
#3F610A
oklch(45% 0.116 130)
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 #684084, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Twilight #4E518B ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.061
- Light Eggplant #894585 ΔE 0.066
- Blueberry #464196 ΔE 0.067
- Dusk #4E5481 ΔE 0.067
- Dusty Grape #545775 ΔE 0.078
- Muted Purple #805B87 ΔE 0.087
Use #684084 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.