#684A86
Closest named color: Twilight (#4E518B). oklch(46.8% 0.1 306), rgb(104, 74, 134).
Aa
White text reads best on this color (7.21:1).
About this color
#684A86 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.100 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.045 away. White text reads best on it, at 7.21:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.91:1 |
| White text | 7.21:1 |
Values
| HEX | #684A86 |
| RGB | rgb(104, 74, 134) |
| HSL | hsl(270, 29%, 41%) |
| OKLCH | oklch(46.8% 0.1 306) |
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 #684A86 | 7.21:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #684A86 | 2.91:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #684A86 text on white | 7.21:1 | AAA | Lc 84.9 | Fine for body text |
| #684A86 text on black | 2.91:1 | Fails | Lc -17.1 | 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 700.
-
Step 50
50
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE8F1
oklch(93.7% 0.013 306)
-
Step 200
200
#DDD5E8
oklch(88.5% 0.027 304.8)
-
Step 300
300
#C8B9DA
oklch(80.9% 0.049 305.9)
-
Step 400
400
#AC94C7
oklch(70.6% 0.078 305.9)
-
Step 500
500
#987AB9
oklch(63.2% 0.098 305.6)
-
Step 600
600
#8362A5
oklch(55.7% 0.107 305.9)
-
Step 700
700 (this color)
#684A86
oklch(46.8% 0.1 306)
-
Step 800
800
#5A4273
oklch(42.7% 0.083 305.7)
-
Step 900
900
#4A385D
oklch(37.7% 0.065 305.8)
-
Step 950
950
#2B2136
oklch(26.9% 0.04 305.7)
#684A86 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) | #3B5688 | 0.072 |
| Deuteranopia (no green cones) | #435784 | 0.065 |
| Tritanopia (no blue cones) | #635461 | 0.075 |
| Achromatopsia (no color) | #575757 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684A86
#684A86
oklch(46.8% 0.1 306)
- #4C641E
#4C641E
oklch(46.8% 0.1 126.3)
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 #684A86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.045
- Dusk #4E5481 ΔE 0.050
- Dusty Grape #545775 ΔE 0.060
- Light Eggplant #894585 ΔE 0.061
- Muted Purple #805B87 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.070
- Dusky Blue #475F94 ΔE 0.071
Use #684A86 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.