#6F4DCB
Closest named color: Light Indigo (#6D5ACF). oklch(52.5% 0.186 291), rgb(111, 77, 203).
Aa
White text reads best on this color (5.83:1).
About this color
#6F4DCB is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.186 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.029 away. White text reads best on it, at 5.83:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.59:1 |
| White text | 5.83:1 |
Values
| HEX | #6F4DCB |
| RGB | rgb(111, 77, 203) |
| HSL | hsl(256, 55%, 55%) |
| OKLCH | oklch(52.5% 0.186 291) |
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 #6F4DCB | 5.83:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #6F4DCB | 3.59:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #6F4DCB text on white | 5.83:1 | AA | Lc 78.7 | Fine for body text |
| #6F4DCB text on black | 3.59:1 | AA large text | Lc -23.1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7F9
oklch(93.5% 0.024 291)
-
Step 200
200
#D9D4F6
oklch(88.5% 0.047 292.2)
-
Step 300
300
#C0B8F3
oklch(81% 0.083 290.6)
-
Step 400
400
#A190ED
oklch(70.6% 0.134 291)
-
Step 500
500
#8C72E7
oklch(63.1% 0.17 290.9)
-
Step 600
600 (this color)
#6F4DCB
oklch(52.5% 0.186 291)
-
Step 700
700
#6546B9
oklch(49.1% 0.173 291.1)
-
Step 800
800
#523A96
oklch(42.7% 0.144 291.1)
-
Step 900
900
#433377
oklch(37.6% 0.112 290.9)
-
Step 950
950
#271F46
oklch(27.1% 0.07 290.3)
#6F4DCB 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) | #0067CF | 0.110 |
| Deuteranopia (no green cones) | #0062C8 | 0.109 |
| Tritanopia (no blue cones) | #536A85 | 0.150 |
| Achromatopsia (no color) | #656565 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F4DCB
#6F4DCB
oklch(52.5% 0.186 291)
- #6E7000
#6E7000
oklch(52.6% 0.116 111)
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 #6F4DCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.029
- Slate Blue #6A5ACD ΔE 0.029
- Iris #6258C4 ΔE 0.033
- Bluey Purple #6241C7 ΔE 0.036
- Dark Periwinkle #665FD1 ΔE 0.042
- Purpley #8756E4 ΔE 0.060
- Warm Blue #4B57DB ΔE 0.060
- Burple #6832E3 ΔE 0.062
Use #6F4DCB 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.