#6C56E4
Closest named color: Light Indigo (#6D5ACF). oklch(55.6% 0.206 284.6), rgb(108, 86, 228).
Aa
White text reads best on this color (5.13:1).
About this color
#6C56E4 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.206 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.034 away. White text reads best on it, at 5.13:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.206) |
| Temperature | cool |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #6C56E4 |
| RGB | rgb(108, 86, 228) |
| HSL | hsl(249, 72%, 62%) |
| OKLCH | oklch(55.6% 0.206 284.6) |
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 #6C56E4 | 5.13:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #6C56E4 | 4.08:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #6C56E4 text on white | 5.13:1 | AA | Lc 74.9 | Content text, not long reading |
| #6C56E4 text on black | 4.08:1 | AA large text | Lc -26.8 | 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 600.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FC
oklch(93.6% 0.027 283.6)
-
Step 200
200
#D5D5FB
oklch(88.5% 0.052 285.3)
-
Step 300
300
#B9B9FB
oklch(80.9% 0.093 284.1)
-
Step 400
400
#9791F9
oklch(70.6% 0.149 284.5)
-
Step 500
500
#8172F5
oklch(63.1% 0.189 284.8)
-
Step 600
600 (this color)
#6C56E4
oklch(55.6% 0.206 284.6)
-
Step 700
700
#5B45C6
oklch(49.1% 0.191 284.7)
-
Step 800
800
#4A3AA0
oklch(42.7% 0.158 284.7)
-
Step 900
900
#3D337F
oklch(37.6% 0.124 284.8)
-
Step 950
950
#231F4A
oklch(27% 0.077 284.2)
#6C56E4 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) | #0072E9 | 0.099 |
| Deuteranopia (no green cones) | #0069E1 | 0.095 |
| Tritanopia (no blue cones) | #3A7895 | 0.172 |
| Achromatopsia (no color) | #6E6E6E | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C56E4
#6C56E4
oklch(55.6% 0.206 284.6)
- #7E7600
#7E7600
oklch(55.5% 0.118 104.9)
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 #6C56E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.037
- Slate Blue #6A5ACD ΔE 0.037
- Purpley #8756E4 ΔE 0.045
- Warm Blue #4B57DB ΔE 0.049
- Medium Slate Blue #7B68EE ΔE 0.050
- Iris #6258C4 ΔE 0.052
- Neon Blue #4361EE ΔE 0.057
Use #6C56E4 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.