#6B40BB
Closest named color: Bluey Purple (#6241C7). oklch(49% 0.184 294.8), rgb(107, 64, 187).
Aa
White text reads best on this color (6.82:1).
About this color
#6B40BB is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.184 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.025 away. White text reads best on it, at 6.82:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #6B40BB |
| RGB | rgb(107, 64, 187) |
| HSL | hsl(261, 49%, 49%) |
| OKLCH | oklch(49% 0.184 294.8) |
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 #6B40BB | 6.82:1 | AA | Lc -88.0 | Fine for body text |
| Black text on #6B40BB | 3.07:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #6B40BB text on white | 6.82:1 | AA | Lc 83.0 | Fine for body text |
| #6B40BB text on black | 3.07:1 | AA large text | Lc -18.9 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DBD3F7
oklch(88.5% 0.05 295.5)
-
Step 300
300
#C4B6F5
oklch(81% 0.089 294.5)
-
Step 400
400
#A78DEF
oklch(70.7% 0.142 294.7)
-
Step 500
500
#936DEA
oklch(63.1% 0.182 294.7)
-
Step 600
600
#7F51D8
oklch(55.6% 0.197 294.9)
-
Step 700
700 (this color)
#6B40BB
oklch(49% 0.184 294.8)
-
Step 800
800
#573698
oklch(42.7% 0.153 294.6)
-
Step 900
900
#473079
oklch(37.6% 0.119 294.5)
-
Step 950
950
#2A1D47
oklch(27.1% 0.076 295.1)
#6B40BB 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) | #005CBF | 0.116 |
| Deuteranopia (no green cones) | #0059B8 | 0.116 |
| Tritanopia (no blue cones) | #555D78 | 0.144 |
| Achromatopsia (no color) | #5B5B5B | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B40BB
#6B40BB
oklch(49% 0.184 294.8)
- #5F6700
#5F6700
oklch(49% 0.111 115)
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 #6B40BB, closest first.
No curated palette has a color within ΔE 0.04 of #6B40BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.025
- Blue With A Hint Of Purple #533CC6 ΔE 0.048
- Blurple #5539CC ΔE 0.051
- Iris #6258C4 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.061
- Slate Blue #6A5ACD ΔE 0.062
- Light Indigo #6D5ACF ΔE 0.064
- Purple Blue #5D21D0 ΔE 0.066
Use #6B40BB 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.