#6856AB
Closest named color: Iris (#6258C4). oklch(51.2% 0.131 290.8), rgb(104, 86, 171).
Aa
White text reads best on this color (5.98:1).
About this color
#6856AB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.131 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.040 away. White text reads best on it, at 5.98:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.50:1 |
| White text | 5.98:1 |
Values
| HEX | #6856AB |
| RGB | rgb(104, 86, 171) |
| HSL | hsl(253, 34%, 50%) |
| OKLCH | oklch(51.2% 0.131 290.8) |
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 #6856AB | 5.98:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #6856AB | 3.50:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #6856AB text on white | 5.98:1 | AA | Lc 79.7 | Fine for body text |
| #6856AB text on black | 3.50:1 | AA large text | Lc -22.1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6EF
oklch(88.5% 0.034 289.4)
-
Step 300
300
#C0BAE7
oklch(80.9% 0.063 291)
-
Step 400
400
#A095DB
oklch(70.6% 0.101 290.8)
-
Step 500
500
#8A7AD1
oklch(63.1% 0.129 290.7)
-
Step 600
600
#7561BE
oklch(55.6% 0.14 291)
-
Step 700
700 (this color)
#6856AB
oklch(51.2% 0.131 290.8)
-
Step 800
800
#504285
oklch(42.7% 0.108 290.7)
-
Step 900
900
#42386B
oklch(37.7% 0.085 290.7)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#6856AB 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) | #3565AE | 0.072 |
| Deuteranopia (no green cones) | #3761A9 | 0.068 |
| Tritanopia (no blue cones) | #566778 | 0.108 |
| Achromatopsia (no color) | #636363 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6856AB
#6856AB
oklch(51.2% 0.131 290.8)
- #6A6C00
#6A6C00
oklch(51.2% 0.113 111)
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 #6856AB, closest first.
No curated palette has a color within ΔE 0.04 of #6856AB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.040
- Slate Blue #6A5ACD ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.061
- Dusky Blue #475F94 ΔE 0.067
- Twilight #4E518B ΔE 0.067
- Bluey Purple #6241C7 ΔE 0.069
- French Blue #436BAD ΔE 0.070
Use #6856AB 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.