#685899
Closest named color: Dusky Blue (#475F94). oklch(50.5% 0.102 293.7), rgb(104, 88, 153).
Aa
White text reads best on this color (6.09:1).
About this color
#685899 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.102 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.051 away. White text reads best on it, at 6.09:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.44:1 |
| White text | 6.09:1 |
Values
| HEX | #685899 |
| RGB | rgb(104, 88, 153) |
| HSL | hsl(255, 27%, 47%) |
| OKLCH | oklch(50.5% 0.102 293.7) |
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 #685899 | 6.09:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #685899 | 3.44:1 | AA large text | Lc 23.7 | Dividers and decoration only |
| #685899 text on white | 6.09:1 | AA | Lc 80.3 | Fine for body text |
| #685899 text on black | 3.44:1 | AA large text | Lc -21.5 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C2BBDE
oklch(80.9% 0.049 294.4)
-
Step 400
400
#A397CE
oklch(70.7% 0.08 294.3)
-
Step 500
500
#8D7DC1
oklch(63.1% 0.102 294.1)
-
Step 600
600
#7766AD
oklch(55.7% 0.109 293.6)
-
Step 700
700 (this color)
#685899
oklch(50.5% 0.102 293.7)
-
Step 800
800
#524579
oklch(42.8% 0.085 294)
-
Step 900
900
#433A61
oklch(37.6% 0.066 293.6)
-
Step 950
950
#272239
oklch(26.9% 0.042 293.3)
#685899 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) | #44639B | 0.056 |
| Deuteranopia (no green cones) | #476197 | 0.052 |
| Tritanopia (no blue cones) | #5D6471 | 0.084 |
| Achromatopsia (no color) | #626262 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #685899
#685899
oklch(50.5% 0.102 293.7)
- #646B19
#646B19
oklch(50.6% 0.102 114.4)
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 #685899, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.051
- Twilight #4E518B ΔE 0.052
- Muted Purple #805B87 ΔE 0.052
- Dusk #4E5481 ΔE 0.058
- Dusty Purple #825F87 ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.065
- Dull Purple #84597E ΔE 0.065
- Dark Lavender #856798 ΔE 0.067
Use #685899 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.