#6837CE
Closest named color: Bluey Purple (#6241C7). oklch(49.1% 0.216 291.1), rgb(104, 55, 206).
Aa
White text reads best on this color (6.93:1).
About this color
#6837CE is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.216 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 0.022 away. White text reads best on it, at 6.93:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.216) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #6837CE |
| RGB | rgb(104, 55, 206) |
| HSL | hsl(259, 61%, 51%) |
| OKLCH | oklch(49.1% 0.216 291.1) |
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 #6837CE | 6.93:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #6837CE | 3.02:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #6837CE text on white | 6.93:1 | AA | Lc 83.1 | Fine for body text |
| #6837CE text on black | 3.02:1 | AA large text | Lc -18.8 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D9D3FD
oklch(88.5% 0.058 291.7)
-
Step 300
300
#C1B5FF
oklch(81% 0.104 291.3)
-
Step 400
400
#A38AFF
oklch(70.7% 0.167 291.4)
-
Step 500
500
#8F67FE
oklch(63.1% 0.214 291.2)
-
Step 600
600
#7B48ED
oklch(55.6% 0.232 291.1)
-
Step 700
700 (this color)
#6837CE
oklch(49.1% 0.216 291.1)
-
Step 800
800
#5430A7
oklch(42.8% 0.179 290.7)
-
Step 900
900
#452D84
oklch(37.8% 0.139 291)
-
Step 950
950
#281B4D
oklch(26.9% 0.088 291.3)
#6837CE 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) | #005CD2 | 0.116 |
| Deuteranopia (no green cones) | #0056CB | 0.113 |
| Tritanopia (no blue cones) | #466080 | 0.172 |
| Achromatopsia (no color) | #5A5A5A | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6837CE
#6837CE
oklch(49.1% 0.216 291.1)
- #646600
#646600
oklch(49.2% 0.108 111.1)
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 #6837CE, closest first.
No curated palette has a color within ΔE 0.04 of #6837CE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.022
- Burple #6832E3 ΔE 0.033
- Blurple #5539CC ΔE 0.033
- Blue With A Hint Of Purple #533CC6 ΔE 0.038
- Purple Blue #5D21D0 ΔE 0.039
- Purpley Blue #5F34E7 ΔE 0.043
- Purply Blue #661AEE ΔE 0.057
- Grape #7209B7 ΔE 0.068
Use #6837CE 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.