#6B4BC1
Closest named color: Bluey Purple (#6241C7). oklch(51.1% 0.176 291.4), rgb(107, 75, 193).
Aa
White text reads best on this color (6.17:1).
About this color
#6B4BC1 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.176 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.030 away. White text reads best on it, at 6.17:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #6B4BC1 |
| RGB | rgb(107, 75, 193) |
| HSL | hsl(256, 49%, 53%) |
| OKLCH | oklch(51.1% 0.176 291.4) |
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 #6B4BC1 | 6.17:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #6B4BC1 | 3.40:1 | AA large text | Lc 23.7 | Dividers and decoration only |
| #6B4BC1 text on white | 6.17:1 | AA | Lc 80.4 | Fine for body text |
| #6B4BC1 text on black | 3.40:1 | AA large text | Lc -21.5 | 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
#E9E7FA
oklch(93.5% 0.026 290.7)
-
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
#A290EE
oklch(70.7% 0.135 291.3)
-
Step 500
500
#8D71E9
oklch(63.2% 0.174 291.3)
-
Step 600
600
#7856D7
oklch(55.6% 0.189 291.1)
-
Step 700
700 (this color)
#6B4BC1
oklch(51.1% 0.176 291.4)
-
Step 800
800
#533997
oklch(42.7% 0.147 291.7)
-
Step 900
900
#443378
oklch(37.8% 0.113 291.4)
-
Step 950
950
#271E46
oklch(26.9% 0.072 291.1)
#6B4BC1 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) | #0063C5 | 0.107 |
| Deuteranopia (no green cones) | #005FBF | 0.106 |
| Tritanopia (no blue cones) | #52667F | 0.142 |
| Achromatopsia (no color) | #616161 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4BC1
#6B4BC1
oklch(51.1% 0.176 291.4)
- #696C00
#696C00
oklch(51.1% 0.113 111.7)
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 #6B4BC1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.030
- Iris #6258C4 ΔE 0.031
- Slate Blue #6A5ACD ΔE 0.037
- Light Indigo #6D5ACF ΔE 0.039
- Dark Periwinkle #665FD1 ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Blurple #5539CC ΔE 0.059
- Warm Blue #4B57DB ΔE 0.065
Use #6B4BC1 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.