#684B7C
Closest named color: Dusk (#4E5481). oklch(46.4% 0.084 310.6), rgb(104, 75, 124).
Aa
White text reads best on this color (7.27:1).
About this color
#684B7C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.084 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.046 away. White text reads best on it, at 7.27:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #684B7C |
| RGB | rgb(104, 75, 124) |
| HSL | hsl(276, 25%, 39%) |
| OKLCH | oklch(46.4% 0.084 310.6) |
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 #684B7C | 7.27:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #684B7C | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #684B7C text on white | 7.27:1 | AAA | Lc 85.2 | Fine for body text |
| #684B7C text on black | 2.88:1 | Fails | Lc -16.8 | 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 700.
-
Step 50
50
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DED5E4
oklch(88.5% 0.022 312.2)
-
Step 300
300
#C9BAD5
oklch(81% 0.041 310.2)
-
Step 400
400
#AD96BF
oklch(70.7% 0.064 310.1)
-
Step 500
500
#997BAF
oklch(63% 0.083 310.4)
-
Step 600
600
#84649B
oklch(55.7% 0.09 310.3)
-
Step 700
700 (this color)
#684B7C
oklch(46.4% 0.084 310.6)
-
Step 800
800
#5B446B
oklch(42.7% 0.069 310.7)
-
Step 900
900
#4B3957
oklch(37.7% 0.055 311.3)
-
Step 950
950
#2C2233
oklch(27.1% 0.034 310.9)
#684B7C 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) | #42557E | 0.063 |
| Deuteranopia (no green cones) | #48577B | 0.059 |
| Tritanopia (no blue cones) | #66525D | 0.061 |
| Achromatopsia (no color) | #575757 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684B7C
#684B7C
oklch(46.4% 0.084 310.6)
- #49632E
#49632E
oklch(46.6% 0.084 130.6)
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 #684B7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.046
- Twilight #4E518B ΔE 0.048
- Dusty Grape #545775 ΔE 0.049
- Light Eggplant #894585 ΔE 0.064
- Muted Purple #805B87 ΔE 0.064
- Dull Purple #84597E ΔE 0.066
- Dark Mauve #874C62 ΔE 0.072
- YInMn Blue #415A77 ΔE 0.072
Use #684B7C 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.