#684075
Closest named color: Twilight (#4E518B). oklch(44% 0.096 317.5), rgb(104, 64, 117).
Aa
White text reads best on this color (8.14:1).
About this color
#684075 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.096 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.064 away. White text reads best on it, at 8.14:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #684075 |
| RGB | rgb(104, 64, 117) |
| HSL | hsl(285, 29%, 35%) |
| OKLCH | oklch(44% 0.096 317.5) |
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 #684075 | 8.14:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #684075 | 2.57:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #684075 text on white | 8.14:1 | AAA | Lc 88.0 | Fine for body text |
| #684075 text on black | 2.57:1 | Fails | Lc -14.2 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EEE7F1
oklch(93.6% 0.015 316)
-
Step 200
200
#E2D3E7
oklch(88.5% 0.031 317.7)
-
Step 300
300
#D0B6D9
oklch(80.9% 0.056 317.4)
-
Step 400
400
#B88FC6
oklch(70.7% 0.09 317.4)
-
Step 500
500
#A672B7
oklch(63.1% 0.116 317.6)
-
Step 600
600
#915AA3
oklch(55.7% 0.125 317.4)
-
Step 700
700
#7B498B
oklch(49% 0.116 317.6)
-
Step 800
800 (this color)
#684075
oklch(44% 0.096 317.5)
-
Step 900
900
#52345B
oklch(37.7% 0.074 318.2)
-
Step 950
950
#301F36
oklch(27.1% 0.047 317)
#684075 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) | #374D77 | 0.083 |
| Deuteranopia (no green cones) | #425173 | 0.076 |
| Tritanopia (no blue cones) | #684755 | 0.062 |
| Achromatopsia (no color) | #4F4F4F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684075
#684075
oklch(44% 0.096 317.5)
- #375F26
#375F26
oklch(44.2% 0.097 137.3)
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 #684075, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.064
- Dusk #4E5481 ΔE 0.065
- Light Eggplant #894585 ΔE 0.069
- Dusty Grape #545775 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.071
- Rebecca Purple #663399 ΔE 0.071
- Brownish Purple #76424E ΔE 0.072
- Blueberry #464196 ΔE 0.081
Use #684075 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.