#6855EB
Closest named color: Light Indigo (#6D5ACF). oklch(55.7% 0.216 282.5), rgb(104, 85, 235).
Aa
White text reads best on this color (5.13:1).
About this color
#6855EB is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.216 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.046 away. White text reads best on it, at 5.13:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.216) |
| Temperature | cool |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #6855EB |
| RGB | rgb(104, 85, 235) |
| HSL | hsl(248, 79%, 63%) |
| OKLCH | oklch(55.7% 0.216 282.5) |
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 #6855EB | 5.13:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #6855EB | 4.08:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #6855EB text on white | 5.13:1 | AA | Lc 74.9 | Content text, not long reading |
| #6855EB text on black | 4.08:1 | AA large text | Lc -26.9 | 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 600.
-
Step 50
50
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D3D5FD
oklch(88.4% 0.055 283)
-
Step 300
300
#B7B9FE
oklch(80.9% 0.097 282.7)
-
Step 400
400
#9491FE
oklch(70.7% 0.157 282.9)
-
Step 500
500
#7C72FC
oklch(63.2% 0.199 282.4)
-
Step 600
600 (this color)
#6855EB
oklch(55.7% 0.216 282.5)
-
Step 700
700
#5744CC
oklch(49.1% 0.2 282.5)
-
Step 800
800
#4739A5
oklch(42.7% 0.166 282.7)
-
Step 900
900
#3A3383
oklch(37.7% 0.13 282.2)
-
Step 950
950
#221F4D
oklch(27.1% 0.082 282.4)
#6855EB 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) | #0072F0 | 0.094 |
| Deuteranopia (no green cones) | #0068E8 | 0.088 |
| Tritanopia (no blue cones) | #257A98 | 0.183 |
| Achromatopsia (no color) | #6D6D6D | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6855EB
#6855EB
oklch(55.7% 0.216 282.5)
- #817500
#817500
oklch(55.6% 0.117 102.3)
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 #6855EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.046
- Warm Blue #4B57DB ΔE 0.048
- Slate Blue #6A5ACD ΔE 0.048
- Neon Blue #4361EE ΔE 0.051
- Purpley #8756E4 ΔE 0.053
- Medium Slate Blue #7B68EE ΔE 0.054
- Iris #6258C4 ΔE 0.061
Use #6855EB 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.