#6F6CBB
Closest named color: Dark Periwinkle (#665FD1). oklch(57% 0.12 283.6), rgb(111, 108, 187).
Aa
White text reads best on this color (4.62:1).
About this color
#6F6CBB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 57%, its chroma 0.120 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.054 away. White text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.53:1 |
| White text | 4.62:1 |
Values
| HEX | #6F6CBB |
| RGB | rgb(111, 108, 187) |
| HSL | hsl(242, 37%, 58%) |
| OKLCH | oklch(57% 0.12 283.6) |
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 #6F6CBB | 4.62:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #6F6CBB | 4.53:1 | AA | Lc 32.0 | Non-text elements, placeholder text |
| #6F6CBB text on white | 4.62:1 | AA | Lc 72.0 | Content text, not long reading |
| #6F6CBB text on black | 4.53:1 | AA | Lc -29.6 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7ED
oklch(88.5% 0.03 283.7)
-
Step 300
300
#BBBDE3
oklch(80.9% 0.053 282.8)
-
Step 400
400
#999AD5
oklch(70.7% 0.086 283.2)
-
Step 500
500
#8180CA
oklch(63.2% 0.11 283.4)
-
Step 600
600 (this color)
#6F6CBB
oklch(57% 0.12 283.6)
-
Step 700
700
#5A569D
oklch(49.1% 0.111 284.1)
-
Step 800
800
#49477F
oklch(42.7% 0.091 283.4)
-
Step 900
900
#3D3C66
oklch(37.7% 0.071 283.5)
-
Step 950
950
#24233C
oklch(27% 0.046 284.7)
#6F6CBB 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) | #5077BE | 0.046 |
| Deuteranopia (no green cones) | #4D72B9 | 0.046 |
| Tritanopia (no blue cones) | #597C8A | 0.104 |
| Achromatopsia (no color) | #757575 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F6CBB
#6F6CBB
oklch(57% 0.12 283.6)
- #847A01
#847A01
oklch(57.1% 0.12 103.8)
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 #6F6CBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.054
- Deep Lavender #8D5EB7 ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.059
- Iris #6258C4 ΔE 0.060
- Dark Lavender #856798 ΔE 0.062
- French Blue #436BAD ΔE 0.062
- Deep Lilac #966EBD ΔE 0.063
Use #6F6CBB 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.