#646193
Closest named color: Dusky Blue (#475F94). oklch(51.6% 0.078 286.1), rgb(100, 97, 147).
Aa
White text reads best on this color (5.71:1).
About this color
#646193 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.078 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.042 away. White text reads best on it, at 5.71:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #646193 |
| RGB | rgb(100, 97, 147) |
| HSL | hsl(244, 20%, 48%) |
| OKLCH | oklch(51.6% 0.078 286.1) |
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 #646193 | 5.71:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #646193 | 3.67:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #646193 text on white | 5.71:1 | AA | Lc 78.6 | Fine for body text |
| #646193 text on black | 3.67:1 | AA large text | Lc -23.2 | 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
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D7D7E7
oklch(88.4% 0.022 285.9)
-
Step 300
300
#BEBED9
oklch(81% 0.038 285.5)
-
Step 400
400
#9D9CC5
oklch(70.8% 0.059 285.9)
-
Step 500
500
#8583B7
oklch(63.2% 0.078 285.7)
-
Step 600
600
#6F6CA3
oklch(55.7% 0.084 285.8)
-
Step 700
700 (this color)
#646193
oklch(51.6% 0.078 286.1)
-
Step 800
800
#4C4A71
oklch(42.8% 0.064 285.7)
-
Step 900
900
#3F3E5B
oklch(37.8% 0.049 285.4)
-
Step 950
950
#252436
oklch(27% 0.033 286.5)
#646193 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) | #536895 | 0.029 |
| Deuteranopia (no green cones) | #516592 | 0.028 |
| Tritanopia (no blue cones) | #586A73 | 0.068 |
| Achromatopsia (no color) | #666666 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646193
#646193
oklch(51.6% 0.078 286.1)
- #6E6B32
#6E6B32
oklch(51.7% 0.078 106.1)
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 #646193, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.042
- Muted Purple #805B87 ΔE 0.049
- Dusty Purple #825F87 ΔE 0.051
- Denim #3B638C ΔE 0.056
- Dusk #4E5481 ΔE 0.057
- French Blue #436BAD ΔE 0.057
- Dark Lavender #856798 ΔE 0.058
- Dusty Grape #545775 ΔE 0.059
Use #646193 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.