#815EE4
Closest named color: Purpley (#8756E4). oklch(58.6% 0.194 291.3), rgb(129, 94, 228).
Aa
Black text reads best on this color (4.65:1).
About this color
#815EE4 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.194 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.018 away. Black text reads best on it, at 4.65:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.194) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #815EE4 |
| RGB | rgb(129, 94, 228) |
| HSL | hsl(256, 71%, 63%) |
| OKLCH | oklch(58.6% 0.194 291.3) |
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 #815EE4 | 4.51:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #815EE4 | 4.65:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #815EE4 text on white | 4.51:1 | AA | Lc 70.9 | Content text, not long reading |
| #815EE4 text on black | 4.65:1 | AA | Lc -30.7 | Non-text elements, placeholder text |
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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D9D4F8
oklch(88.5% 0.049 291.7)
-
Step 300
300
#C0B7F5
oklch(80.8% 0.087 291)
-
Step 400
400
#A28FF0
oklch(70.7% 0.14 291.4)
-
Step 500
500
#8D70EB
oklch(63.1% 0.178 291.3)
-
Step 600
600 (this color)
#815EE4
oklch(58.6% 0.194 291.3)
-
Step 700
700
#6643BD
oklch(49.1% 0.182 291.4)
-
Step 800
800
#533999
oklch(42.8% 0.15 291.2)
-
Step 900
900
#443279
oklch(37.7% 0.116 291.5)
-
Step 950
950
#271E47
oklch(26.9% 0.074 290.7)
#815EE4 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) | #0079E8 | 0.121 |
| Deuteranopia (no green cones) | #0074E1 | 0.120 |
| Tritanopia (no blue cones) | #647C98 | 0.158 |
| Achromatopsia (no color) | #767676 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815EE4
#815EE4
oklch(58.6% 0.194 291.3)
- #808300
#808300
oklch(58.8% 0.13 111.4)
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 #815EE4, closest first.
No curated palette has a color within ΔE 0.04 of #815EE4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.018
- Medium Slate Blue #7B68EE ΔE 0.027
- Light Indigo #6D5ACF ΔE 0.047
- Dark Periwinkle #665FD1 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.052
- Medium Purple #9370DB ΔE 0.057
- Lighter Purple #A55AF4 ΔE 0.065
- Cornflower #6A79F7 ΔE 0.070
Use #815EE4 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.