#815BBB
Closest named color: Deep Lavender (#8D5EB7). oklch(55.5% 0.147 299.9), rgb(129, 91, 187).
Aa
White text reads best on this color (5.06:1).
About this color
#815BBB is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.147 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.024 away. White text reads best on it, at 5.06:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #815BBB |
| RGB | rgb(129, 91, 187) |
| HSL | hsl(264, 41%, 55%) |
| OKLCH | oklch(55.5% 0.147 299.9) |
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 #815BBB | 5.06:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #815BBB | 4.14:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #815BBB text on white | 5.06:1 | AA | Lc 74.7 | Content text, not long reading |
| #815BBB text on black | 4.14:1 | AA large text | Lc -27.0 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F5
oklch(93.5% 0.019 299.1)
-
Step 200
200
#DCD4EE
oklch(88.4% 0.036 299.7)
-
Step 300
300
#C7B8E6
oklch(81% 0.066 299.8)
-
Step 400
400
#AB91D9
oklch(70.7% 0.106 300.3)
-
Step 500
500
#9675CF
oklch(63.2% 0.135 299.4)
-
Step 600
600 (this color)
#815BBB
oklch(55.5% 0.147 299.9)
-
Step 700
700
#6D4BA2
oklch(49.1% 0.136 299.4)
-
Step 800
800
#593E83
oklch(42.8% 0.113 299.7)
-
Step 900
900
#493569
oklch(37.7% 0.088 299.9)
-
Step 950
950
#2B1F3D
oklch(26.9% 0.056 301.2)
#815BBB 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) | #3A6EBE | 0.101 |
| Deuteranopia (no green cones) | #446EB9 | 0.093 |
| Tritanopia (no blue cones) | #756D82 | 0.114 |
| Achromatopsia (no color) | #6E6E6E | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815BBB
#815BBB
oklch(55.5% 0.147 299.9)
- #6A7D00
#6A7D00
oklch(55.5% 0.131 119.7)
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 #815BBB, closest first.
No curated palette has a color within ΔE 0.04 of #815BBB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.024
- Light Indigo #6D5ACF ΔE 0.046
- Amethyst #9B5FC0 ΔE 0.048
- Slate Blue #6A5ACD ΔE 0.048
- Iris #6258C4 ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.062
- Purpley #8756E4 ΔE 0.065
Use #815BBB 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.