#6837B7
Closest named color: Bluey Purple (#6241C7). oklch(47.1% 0.19 295.7), rgb(104, 55, 183).
Aa
White text reads best on this color (7.44:1).
About this color
#6837B7 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.190 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.033 away. White text reads best on it, at 7.44:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.81:1 |
| White text | 7.44:1 |
Values
| HEX | #6837B7 |
| RGB | rgb(104, 55, 183) |
| HSL | hsl(263, 54%, 47%) |
| OKLCH | oklch(47.1% 0.19 295.7) |
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 #6837B7 | 7.44:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #6837B7 | 2.81:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #6837B7 text on white | 7.44:1 | AAA | Lc 85.2 | Fine for body text |
| #6837B7 text on black | 2.81:1 | Fails | Lc -16.8 | 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
#DBD3F8
oklch(88.5% 0.051 295.2)
-
Step 300
300
#C5B5F6
oklch(80.9% 0.092 295.6)
-
Step 400
400
#A98CF1
oklch(70.8% 0.146 295.7)
-
Step 500
500
#956BEC
oklch(63.1% 0.187 295.6)
-
Step 600
600
#814EDB
oklch(55.6% 0.205 295.6)
-
Step 700
700 (this color)
#6837B7
oklch(47.1% 0.19 295.7)
-
Step 800
800
#593499
oklch(42.7% 0.157 295.9)
-
Step 900
900
#492F7A
oklch(37.7% 0.122 296)
-
Step 950
950
#2A1C47
oklch(26.9% 0.077 295.8)
#6837B7 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) | #0056BB | 0.119 |
| Deuteranopia (no green cones) | #0053B4 | 0.119 |
| Tritanopia (no blue cones) | #535773 | 0.147 |
| Achromatopsia (no color) | #555555 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6837B7
#6837B7
oklch(47.1% 0.19 295.7)
- #596200
#596200
oklch(47.2% 0.108 115.8)
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 #6837B7, closest first.
No curated palette has a color within ΔE 0.04 of #6837B7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.033
- Blue With A Hint Of Purple #533CC6 ΔE 0.045
- Rebecca Purple #663399 ΔE 0.049
- Blurple #5539CC ΔE 0.049
- Grape #7209B7 ΔE 0.054
- Purple Blue #5D21D0 ΔE 0.056
- Burple #6832E3 ΔE 0.069
- Iris #6258C4 ΔE 0.073
Use #6837B7 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.