#684E8F
Closest named color: Twilight (#4E518B). oklch(48% 0.105 301), rgb(104, 78, 143).
Aa
White text reads best on this color (6.82:1).
About this color
#684E8F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.105 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.043 away. White text reads best on it, at 6.82:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #684E8F |
| RGB | rgb(104, 78, 143) |
| HSL | hsl(264, 29%, 43%) |
| OKLCH | oklch(48% 0.105 301) |
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 #684E8F | 6.82:1 | AA | Lc -88.4 | Fine for body text |
| Black text on #684E8F | 3.07:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #684E8F text on white | 6.82:1 | AA | Lc 83.4 | Fine for body text |
| #684E8F text on black | 3.07:1 | AA large text | Lc -18.5 | 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
#EBE8F2
oklch(93.6% 0.014 299.8)
-
Step 200
200
#DCD5E9
oklch(88.5% 0.028 301.7)
-
Step 300
300
#C6BADD
oklch(81% 0.05 300.9)
-
Step 400
400
#A995CC
oklch(70.7% 0.082 301)
-
Step 500
500
#947ABE
oklch(63% 0.103 301.1)
-
Step 600
600
#7F62AB
oklch(55.6% 0.114 301.1)
-
Step 700
700 (this color)
#684E8F
oklch(48% 0.105 301)
-
Step 800
800
#574377
oklch(42.8% 0.086 300.5)
-
Step 900
900
#483960
oklch(37.8% 0.067 301)
-
Step 950
950
#2A2138
oklch(26.9% 0.043 301.5)
#684E8F 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) | #3C5A91 | 0.069 |
| Deuteranopia (no green cones) | #425A8D | 0.063 |
| Tritanopia (no blue cones) | #615967 | 0.081 |
| Achromatopsia (no color) | #5B5B5B | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684E8F
#684E8F
oklch(48% 0.105 301)
- #556615
#556615
oklch(48% 0.105 121.1)
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 #684E8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.043
- Dusk #4E5481 ΔE 0.052
- Muted Purple #805B87 ΔE 0.061
- Light Eggplant #894585 ΔE 0.063
- Dusky Blue #475F94 ΔE 0.063
- Dusty Grape #545775 ΔE 0.063
- Rebecca Purple #663399 ΔE 0.069
- Dull Purple #84597E ΔE 0.070
Use #684E8F 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.