#655F99
Closest named color: Dusky Blue (#475F94). oklch(51.6% 0.09 287.5), rgb(101, 95, 153).
Aa
White text reads best on this color (5.75:1).
About this color
#655F99 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.090 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.044 away. White text reads best on it, at 5.75:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.65:1 |
| White text | 5.75:1 |
Values
| HEX | #655F99 |
| RGB | rgb(101, 95, 153) |
| HSL | hsl(246, 23%, 49%) |
| OKLCH | oklch(51.6% 0.09 287.5) |
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 #655F99 | 5.75:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #655F99 | 3.65:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #655F99 text on white | 5.75:1 | AA | Lc 78.7 | Fine for body text |
| #655F99 text on black | 3.65:1 | AA large text | Lc -23.1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7E9
oklch(88.5% 0.025 288.4)
-
Step 300
300
#BEBDDC
oklch(80.9% 0.043 286.9)
-
Step 400
400
#9D9ACB
oklch(70.6% 0.071 287.2)
-
Step 500
500
#8681BD
oklch(63.1% 0.089 287.4)
-
Step 600
600
#706AA9
oklch(55.7% 0.096 287.2)
-
Step 700
700 (this color)
#655F99
oklch(51.6% 0.09 287.5)
-
Step 800
800
#4D4876
oklch(42.7% 0.075 287.8)
-
Step 900
900
#403C5F
oklch(37.6% 0.059 288.4)
-
Step 950
950
#252438
oklch(27.1% 0.037 286)
#655F99 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) | #4D679B | 0.038 |
| Deuteranopia (no green cones) | #4D6498 | 0.035 |
| Tritanopia (no blue cones) | #586A75 | 0.077 |
| Achromatopsia (no color) | #666666 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #655F99
#655F99
oklch(51.6% 0.09 287.5)
- #6D6B26
#6D6B26
oklch(51.5% 0.09 107.6)
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 #655F99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.044
- Muted Purple #805B87 ΔE 0.051
- Dusty Purple #825F87 ΔE 0.055
- French Blue #436BAD ΔE 0.055
- Twilight #4E518B ΔE 0.058
- Dark Lavender #856798 ΔE 0.059
- Dusk #4E5481 ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.062
Use #655F99 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.