#684D83
Closest named color: Twilight (#4E518B). oklch(47.2% 0.09 306.3), rgb(104, 77, 131).
Aa
White text reads best on this color (7.05:1).
About this color
#684D83 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.090 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.044 away. White text reads best on it, at 7.05:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #684D83 |
| RGB | rgb(104, 77, 131) |
| HSL | hsl(270, 26%, 41%) |
| OKLCH | oklch(47.2% 0.09 306.3) |
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 #684D83 | 7.05:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #684D83 | 2.97:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #684D83 text on white | 7.05:1 | AAA | Lc 84.3 | Fine for body text |
| #684D83 text on black | 2.97:1 | Fails | Lc -17.6 | 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
#DDD5E6
oklch(88.4% 0.025 306.9)
-
Step 300
300
#C7BAD7
oklch(80.9% 0.043 305.7)
-
Step 400
400
#AB96C3
oklch(70.7% 0.068 305.9)
-
Step 500
500
#977BB4
oklch(63% 0.089 306.5)
-
Step 600
600
#8264A0
oklch(55.7% 0.096 306.5)
-
Step 700
700 (this color)
#684D83
oklch(47.2% 0.09 306.3)
-
Step 800
800
#59446F
oklch(42.7% 0.074 305.9)
-
Step 900
900
#49395A
oklch(37.6% 0.058 306)
-
Step 950
950
#2B2235
oklch(27.1% 0.037 305.8)
#684D83 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) | #415885 | 0.064 |
| Deuteranopia (no green cones) | #475982 | 0.059 |
| Tritanopia (no blue cones) | #645562 | 0.065 |
| Achromatopsia (no color) | #595959 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684D83
#684D83
oklch(47.2% 0.09 306.3)
- #4E6428
#4E6428
oklch(47.1% 0.09 126.4)
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 #684D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.044
- Dusk #4E5481 ΔE 0.045
- Dusty Grape #545775 ΔE 0.051
- Muted Purple #805B87 ΔE 0.060
- Light Eggplant #894585 ΔE 0.062
- Dull Purple #84597E ΔE 0.065
- Dusky Blue #475F94 ΔE 0.067
- Dusty Purple #825F87 ΔE 0.070
Use #684D83 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.