#6B43D3
Closest named color: Bluey Purple (#6241C7). oklch(51.3% 0.208 289.8), rgb(107, 67, 211).
Aa
White text reads best on this color (6.23:1).
About this color
#6B43D3 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.208 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.025 away. White text reads best on it, at 6.23:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.208) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.36:1 |
| White text | 6.23:1 |
Values
| HEX | #6B43D3 |
| RGB | rgb(107, 67, 211) |
| HSL | hsl(257, 62%, 55%) |
| OKLCH | oklch(51.3% 0.208 289.8) |
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 #6B43D3 | 6.23:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #6B43D3 | 3.36:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #6B43D3 text on white | 6.23:1 | AA | Lc 80.4 | Fine for body text |
| #6B43D3 text on black | 3.36:1 | AA large text | Lc -21.4 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D8D4FC
oklch(88.6% 0.055 289.8)
-
Step 300
300
#BFB6FE
oklch(80.9% 0.101 289.7)
-
Step 400
400
#A08CFD
oklch(70.6% 0.161 289.7)
-
Step 500
500
#8C6AFB
oklch(63.1% 0.207 290)
-
Step 600
600
#784CEA
oklch(55.6% 0.224 289.9)
-
Step 700
700 (this color)
#6B43D3
oklch(51.3% 0.208 289.8)
-
Step 800
800
#5233A4
oklch(42.7% 0.172 289.7)
-
Step 900
900
#432E82
oklch(37.6% 0.135 289.9)
-
Step 950
950
#271C4C
oklch(26.9% 0.085 290)
#6B43D3 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) | #0063D7 | 0.111 |
| Deuteranopia (no green cones) | #005DD0 | 0.109 |
| Tritanopia (no blue cones) | #476786 | 0.167 |
| Achromatopsia (no color) | #616161 | 0.209 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B43D3
#6B43D3
oklch(51.3% 0.208 289.8)
- #6C6C00
#6C6C00
oklch(51.4% 0.112 109.8)
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 #6B43D3, closest first.
No curated palette has a color within ΔE 0.04 of #6B43D3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.025
- Burple #6832E3 ΔE 0.037
- Purpley Blue #5F34E7 ΔE 0.046
- Blurple #5539CC ΔE 0.046
- Blue With A Hint Of Purple #533CC6 ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.050
- Iris #6258C4 ΔE 0.052
Use #6B43D3 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.