#6F4EC6
Closest named color: Slate Blue (#6A5ACD). oklch(52.3% 0.178 291.7), rgb(111, 78, 198).
Aa
White text reads best on this color (5.86:1).
About this color
#6F4EC6 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.178 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.029 away. White text reads best on it, at 5.86:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #6F4EC6 |
| RGB | rgb(111, 78, 198) |
| HSL | hsl(257, 51%, 54%) |
| OKLCH | oklch(52.3% 0.178 291.7) |
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 #6F4EC6 | 5.86:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #6F4EC6 | 3.58:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #6F4EC6 text on white | 5.86:1 | AA | Lc 78.9 | Fine for body text |
| #6F4EC6 text on black | 3.58:1 | AA large text | Lc -22.9 | 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 700.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F7
oklch(88.5% 0.048 291.9)
-
Step 300
300
#C1B7F4
oklch(80.9% 0.086 291.9)
-
Step 400
400
#A38FEF
oklch(70.7% 0.138 292.1)
-
Step 500
500
#8E70EA
oklch(63.1% 0.177 291.9)
-
Step 600
600
#7955D8
oklch(55.7% 0.192 291.6)
-
Step 700
700 (this color)
#6F4EC6
oklch(52.3% 0.178 291.7)
-
Step 800
800
#533997
oklch(42.7% 0.147 291.7)
-
Step 900
900
#443279
oklch(37.7% 0.116 291.5)
-
Step 950
950
#281E47
oklch(27% 0.074 292)
#6F4EC6 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) | #0066CA | 0.110 |
| Deuteranopia (no green cones) | #0062C3 | 0.110 |
| Tritanopia (no blue cones) | #566982 | 0.144 |
| Achromatopsia (no color) | #656565 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F4EC6
#6F4EC6
oklch(52.3% 0.178 291.7)
- #6C7000
#6C7000
oklch(52.4% 0.116 112.2)
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 #6F4EC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.029
- Iris #6258C4 ΔE 0.029
- Light Indigo #6D5ACF ΔE 0.029
- Bluey Purple #6241C7 ΔE 0.038
- Dark Periwinkle #665FD1 ΔE 0.042
- Warm Blue #4B57DB ΔE 0.064
- Purpley #8756E4 ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
Use #6F4EC6 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.