#6F63DB
Closest named color: Dark Periwinkle (#665FD1). oklch(57.3% 0.177 283.8), rgb(111, 99, 219).
Aa
White text reads best on this color (4.68:1).
About this color
#6F63DB is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.177 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.023 away. White text reads best on it, at 4.68:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #6F63DB |
| RGB | rgb(111, 99, 219) |
| HSL | hsl(246, 62%, 62%) |
| OKLCH | oklch(57.3% 0.177 283.8) |
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 #6F63DB | 4.68:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #6F63DB | 4.48:1 | AA large text | Lc 31.9 | Non-text elements, placeholder text |
| #6F63DB text on white | 4.68:1 | AA | Lc 72.2 | Content text, not long reading |
| #6F63DB text on black | 4.48:1 | AA large text | Lc -29.5 | 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 600.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D5D6F6
oklch(88.5% 0.044 284)
-
Step 300
300
#BABAF3
oklch(80.9% 0.08 284.5)
-
Step 400
400
#9795ED
oklch(70.7% 0.127 283.7)
-
Step 500
500
#7F78E7
oklch(63.1% 0.162 283.6)
-
Step 600
600 (this color)
#6F63DB
oklch(57.3% 0.177 283.8)
-
Step 700
700
#594CB9
oklch(49.1% 0.165 283.9)
-
Step 800
800
#493F95
oklch(42.6% 0.136 284.3)
-
Step 900
900
#3C3777
oklch(37.7% 0.106 283.6)
-
Step 950
950
#232146
oklch(27.1% 0.067 283.4)
#6F63DB 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) | #1A78DF | 0.088 |
| Deuteranopia (no green cones) | #0E70D8 | 0.089 |
| Tritanopia (no blue cones) | #477E95 | 0.151 |
| Achromatopsia (no color) | #747474 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F63DB
#6F63DB
oklch(57.3% 0.177 283.8)
- #857B00
#857B00
oklch(57.4% 0.121 103.9)
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 #6F63DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.023
- Light Indigo #6D5ACF ΔE 0.027
- Slate Blue #6A5ACD ΔE 0.031
- Medium Slate Blue #7B68EE ΔE 0.036
- Purpley #8756E4 ΔE 0.047
- Iris #6258C4 ΔE 0.048
- Royal Blue #4169E1 ΔE 0.058
- Warm Blue #4B57DB ΔE 0.062
Use #6F63DB 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.