#684374
Closest named color: Dusk (#4E5481). oklch(44.5% 0.089 317.6), rgb(104, 67, 116).
Aa
White text reads best on this color (7.94:1).
About this color
#684374 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.089 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.060 away. White text reads best on it, at 7.94:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.64:1 |
| White text | 7.94:1 |
Values
| HEX | #684374 |
| RGB | rgb(104, 67, 116) |
| HSL | hsl(285, 27%, 36%) |
| OKLCH | oklch(44.5% 0.089 317.6) |
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 #684374 | 7.94:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #684374 | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #684374 text on white | 7.94:1 | AAA | Lc 87.4 | Fine for body text |
| #684374 text on black | 2.64:1 | Fails | Lc -14.7 | Not readable |
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 800.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F1
oklch(93.6% 0.015 316)
-
Step 200
200
#E1D4E6
oklch(88.6% 0.028 316.7)
-
Step 300
300
#CFB7D7
oklch(81% 0.051 317.7)
-
Step 400
400
#B690C3
oklch(70.6% 0.084 317.4)
-
Step 500
500
#A474B4
oklch(63.1% 0.108 317.4)
-
Step 600
600
#8F5C9F
oklch(55.6% 0.115 317.8)
-
Step 700
700
#794B88
oklch(49% 0.108 317.5)
-
Step 800
800 (this color)
#684374
oklch(44.5% 0.089 317.6)
-
Step 900
900
#51355A
oklch(37.7% 0.071 317.7)
-
Step 950
950
#2F1F34
oklch(26.9% 0.044 317.9)
#684374 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) | #3B4F76 | 0.077 |
| Deuteranopia (no green cones) | #455273 | 0.068 |
| Tritanopia (no blue cones) | #684956 | 0.058 |
| Achromatopsia (no color) | #515151 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684374
#684374
oklch(44.5% 0.089 317.6)
- #3A5F2C
#3A5F2C
oklch(44.4% 0.089 137.7)
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 #684374, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.060
- Twilight #4E518B ΔE 0.061
- Dusty Grape #545775 ΔE 0.062
- Brownish Purple #76424E ΔE 0.068
- Light Eggplant #894585 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.074
- Dark Mauve #874C62 ΔE 0.076
- Rebecca Purple #663399 ΔE 0.077
Use #684374 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.