#6963D3
Closest named color: Dark Periwinkle (#665FD1). oklch(56.3% 0.167 282), rgb(105, 99, 211).
Aa
White text reads best on this color (4.85:1).
About this color
#6963D3 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.167 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.011 away. White text reads best on it, at 4.85:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.32:1 |
| White text | 4.85:1 |
Values
| HEX | #6963D3 |
| RGB | rgb(105, 99, 211) |
| HSL | hsl(243, 56%, 61%) |
| OKLCH | oklch(56.3% 0.167 282) |
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 #6963D3 | 4.85:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #6963D3 | 4.32:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #6963D3 text on white | 4.85:1 | AA | Lc 73.4 | Content text, not long reading |
| #6963D3 text on black | 4.32:1 | AA large text | Lc -28.3 | 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 600.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F5
oklch(88.4% 0.043 282.6)
-
Step 300
300
#B8BBF1
oklch(80.8% 0.076 282.1)
-
Step 400
400
#9597E9
oklch(70.8% 0.119 281.8)
-
Step 500
500
#7D7AE3
oklch(63.1% 0.154 282.3)
-
Step 600
600 (this color)
#6963D3
oklch(56.3% 0.167 282)
-
Step 700
700
#564FB5
oklch(49% 0.156 282.1)
-
Step 800
800
#464292
oklch(42.7% 0.128 281.8)
-
Step 900
900
#3A3875
oklch(37.6% 0.102 281.8)
-
Step 950
950
#222144
oklch(26.9% 0.064 282.5)
#6963D3 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) | #2675D7 | 0.075 |
| Deuteranopia (no green cones) | #1B6DD1 | 0.077 |
| Tritanopia (no blue cones) | #407C91 | 0.144 |
| Achromatopsia (no color) | #717171 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6963D3
#6963D3
oklch(56.3% 0.167 282)
- #847700
#847700
oklch(56.4% 0.118 101.8)
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 #6963D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.011
- Light Indigo #6D5ACF ΔE 0.022
- Slate Blue #6A5ACD ΔE 0.022
- Iris #6258C4 ΔE 0.036
- Medium Slate Blue #7B68EE ΔE 0.051
- Royal Blue #4169E1 ΔE 0.053
- Warm Blue #4B57DB ΔE 0.056
- Purpley #8756E4 ΔE 0.060
Use #6963D3 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.