#684A89
Closest named color: Twilight (#4E518B). oklch(46.9% 0.104 304.7), rgb(104, 74, 137).
Aa
White text reads best on this color (7.16:1).
About this color
#684A89 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.104 and its hue 305°. 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 7.16:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.92:1 |
| White text | 7.16:1 |
Values
| HEX | #684A89 |
| RGB | rgb(104, 74, 137) |
| HSL | hsl(269, 30%, 41%) |
| OKLCH | oklch(46.9% 0.104 304.7) |
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 #684A89 | 7.16:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #684A89 | 2.92:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #684A89 text on white | 7.16:1 | AAA | Lc 84.7 | Fine for body text |
| #684A89 text on black | 2.92:1 | Fails | Lc -17.3 | 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
#ECE8F2
oklch(93.7% 0.014 304.1)
-
Step 200
200
#DDD5E8
oklch(88.5% 0.027 304.8)
-
Step 300
300
#C8B9DB
oklch(80.9% 0.05 305.3)
-
Step 400
400
#AC94C9
oklch(70.7% 0.08 305.1)
-
Step 500
500
#9879BB
oklch(63.1% 0.102 305.2)
-
Step 600
600
#8261A8
oklch(55.6% 0.112 304.4)
-
Step 700
700 (this color)
#684A89
oklch(46.9% 0.104 304.7)
-
Step 800
800
#5A4275
oklch(42.8% 0.086 304.7)
-
Step 900
900
#4A385E
oklch(37.7% 0.067 305.2)
-
Step 950
950
#2B2137
oklch(27% 0.042 304.6)
#684A89 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) | #3A578B | 0.074 |
| Deuteranopia (no green cones) | #415887 | 0.068 |
| Tritanopia (no blue cones) | #635563 | 0.078 |
| Achromatopsia (no color) | #585858 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684A89
#684A89
oklch(46.9% 0.104 304.7)
- #4E6418
#4E6418
oklch(46.9% 0.104 124.5)
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 #684A89, 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 0.052
- Light Eggplant #894585 ΔE 0.061
- Dusty Grape #545775 ΔE 0.063
- Rebecca Purple #663399 ΔE 0.064
- Muted Purple #805B87 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.069
- Blueberry #464196 ΔE 0.070
Use #684A89 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.