#6F6BCD
Closest named color: Dark Periwinkle (#665FD1). oklch(57.8% 0.147 282.6), rgb(111, 107, 205).
Aa
Black text reads best on this color (4.66:1).
About this color
#6F6BCD is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.147 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.035 away. Black text reads best on it, at 4.66:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.147) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #6F6BCD |
| RGB | rgb(111, 107, 205) |
| HSL | hsl(242, 49%, 61%) |
| OKLCH | oklch(57.8% 0.147 282.6) |
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 #6F6BCD | 4.50:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #6F6BCD | 4.66:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #6F6BCD text on white | 4.50:1 | AA | Lc 71.1 | Content text, not long reading |
| #6F6BCD text on black | 4.66:1 | AA | Lc -30.6 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEB
oklch(81% 0.066 282.9)
-
Step 400
400
#9798E1
oklch(70.7% 0.106 282.7)
-
Step 500
500
#7E7DD8
oklch(63.1% 0.135 282.3)
-
Step 600
600 (this color)
#6F6BCD
oklch(57.8% 0.147 282.6)
-
Step 700
700
#5753AB
oklch(49.2% 0.137 282.2)
-
Step 800
800
#47448A
oklch(42.6% 0.113 282.4)
-
Step 900
900
#3B3A6F
oklch(37.7% 0.089 282.1)
-
Step 950
950
#232241
oklch(27% 0.057 283.4)
#6F6BCD 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) | #427AD1 | 0.060 |
| Deuteranopia (no green cones) | #3C73CB | 0.061 |
| Tritanopia (no blue cones) | #4F8092 | 0.127 |
| Achromatopsia (no color) | #777777 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F6BCD
#6F6BCD
oklch(57.8% 0.147 282.6)
- #887C00
#887C00
oklch(57.9% 0.122 102.7)
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 #6F6BCD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.035
- Light Indigo #6D5ACF ΔE 0.042
- Slate Blue #6A5ACD ΔE 0.043
- Iris #6258C4 ΔE 0.054
- Medium Slate Blue #7B68EE ΔE 0.054
- Deep Lavender #8D5EB7 ΔE 0.061
- Medium Purple #9370DB ΔE 0.062
- Royal Blue #4169E1 ΔE 0.065
Use #6F6BCD 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.