#6F6DDD
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.2% 0.166 280.9), rgb(111, 109, 221).
Aa
Black text reads best on this color (4.90:1).
About this color
#6F6DDD is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.166 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.034 away. Black text reads best on it, at 4.90:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.90:1 |
| White text | 4.27:1 |
Values
| HEX | #6F6DDD |
| RGB | rgb(111, 109, 221) |
| HSL | hsl(241, 62%, 65%) |
| OKLCH | oklch(59.2% 0.166 280.9) |
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 #6F6DDD | 4.27:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #6F6DDD | 4.90:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #6F6DDD text on white | 4.27:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #6F6DDD text on black | 4.90:1 | AA | Lc -32.3 | Non-text elements, placeholder text |
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
#E7E9F9
oklch(93.7% 0.022 280.3)
-
Step 200
200
#D4D7F5
oklch(88.6% 0.041 281)
-
Step 300
300
#B7BCF1
oklch(81% 0.075 280.4)
-
Step 400
400
#9397E9
oklch(70.6% 0.119 280.7)
-
Step 500
500
#7B7BE3
oklch(63.1% 0.153 281.1)
-
Step 600
600 (this color)
#6F6DDD
oklch(59.2% 0.166 280.9)
-
Step 700
700
#5450B5
oklch(49.1% 0.155 280.8)
-
Step 800
800
#454292
oklch(42.7% 0.128 281.2)
-
Step 900
900
#393975
oklch(37.7% 0.1 280.5)
-
Step 950
950
#212244
oklch(27% 0.062 280.1)
#6F6DDD 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) | #367EE1 | 0.068 |
| Deuteranopia (no green cones) | #2C76DB | 0.071 |
| Tritanopia (no blue cones) | #44869B | 0.144 |
| Achromatopsia (no color) | #7A7A7A | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F6DDD
#6F6DDD
oklch(59.2% 0.166 280.9)
- #8E7F00
#8E7F00
oklch(59.2% 0.123 101.1)
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 #6F6DDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.041
- Cornflower #6A79F7 ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.051
- Medium Purple #9370DB ΔE 0.057
- Royal Blue #4169E1 ΔE 0.059
- Purpley #8756E4 ΔE 0.061
Use #6F6DDD 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.