#6E64D7
Closest named color: Dark Periwinkle (#665FD1). oklch(57.1% 0.17 283.5), rgb(110, 100, 215).
Aa
White text reads best on this color (4.70:1).
About this color
#6E64D7 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.170 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.020 away. White text reads best on it, at 4.70:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #6E64D7 |
| RGB | rgb(110, 100, 215) |
| HSL | hsl(245, 59%, 62%) |
| OKLCH | oklch(57.1% 0.17 283.5) |
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 #6E64D7 | 4.70:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #6E64D7 | 4.46:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #6E64D7 text on white | 4.70:1 | AA | Lc 72.4 | Content text, not long reading |
| #6E64D7 text on black | 4.46:1 | AA large text | Lc -29.3 | 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
#D5D6F5
oklch(88.5% 0.042 284)
-
Step 300
300
#B9BBF1
oklch(80.9% 0.076 282.9)
-
Step 400
400
#9796EA
oklch(70.8% 0.122 283.4)
-
Step 500
500
#7F79E4
oklch(63.1% 0.157 283.5)
-
Step 600
600 (this color)
#6E64D7
oklch(57.1% 0.17 283.5)
-
Step 700
700
#594EB6
oklch(49.2% 0.159 283.7)
-
Step 800
800
#484093
oklch(42.6% 0.132 283.6)
-
Step 900
900
#3C3875
oklch(37.8% 0.101 283.4)
-
Step 950
950
#232145
oklch(27% 0.065 283.6)
#6E64D7 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) | #2577DB | 0.081 |
| Deuteranopia (no green cones) | #1D70D5 | 0.082 |
| Tritanopia (no blue cones) | #487D94 | 0.144 |
| Achromatopsia (no color) | #747474 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E64D7
#6E64D7
oklch(57.1% 0.17 283.5)
- #857A00
#857A00
oklch(57.1% 0.12 103.2)
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 #6E64D7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.020
- Light Indigo #6D5ACF ΔE 0.026
- Slate Blue #6A5ACD ΔE 0.028
- Medium Slate Blue #7B68EE ΔE 0.041
- Iris #6258C4 ΔE 0.045
- Purpley #8756E4 ΔE 0.052
- Royal Blue #4169E1 ΔE 0.057
- Warm Blue #4B57DB ΔE 0.062
Use #6E64D7 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.