#815BBC
Closest named color: Deep Lavender (#8D5EB7). oklch(55.5% 0.148 299.7), rgb(129, 91, 188).
Aa
White text reads best on this color (5.05:1).
About this color
#815BBC is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.148 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 0.025 away. White text reads best on it, at 5.05:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #815BBC |
| RGB | rgb(129, 91, 188) |
| HSL | hsl(264, 42%, 55%) |
| OKLCH | oklch(55.5% 0.148 299.7) |
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 #815BBC | 5.05:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #815BBC | 4.15:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #815BBC text on white | 5.05:1 | AA | Lc 74.7 | Content text, not long reading |
| #815BBC text on black | 4.15:1 | 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
#DCD4EF
oklch(88.5% 0.038 299.2)
-
Step 300
300
#C7B8E6
oklch(81% 0.066 299.8)
-
Step 400
400
#AA91DA
oklch(70.6% 0.108 299.4)
-
Step 500
500
#9674CF
oklch(63% 0.137 299.7)
-
Step 600
600 (this color)
#815BBC
oklch(55.5% 0.148 299.7)
-
Step 700
700
#6D4AA2
oklch(49% 0.138 299.7)
-
Step 800
800
#593E84
oklch(42.8% 0.114 299.4)
-
Step 900
900
#493569
oklch(37.7% 0.088 299.9)
-
Step 950
950
#2B1F3E
oklch(27% 0.058 300.4)
#815BBC 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) | #396EBF | 0.102 |
| Deuteranopia (no green cones) | #436EBA | 0.094 |
| Tritanopia (no blue cones) | #756D83 | 0.113 |
| Achromatopsia (no color) | #6F6F6F | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815BBC
#815BBC
oklch(55.5% 0.148 299.7)
- #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 #815BBC, closest first.
No curated palette has a color within ΔE 0.04 of #815BBC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.025
- Light Indigo #6D5ACF ΔE 0.045
- Slate Blue #6A5ACD ΔE 0.047
- Amethyst #9B5FC0 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.054
- Iris #6258C4 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.062
- Purpley #8756E4 ΔE 0.064
Use #815BBC 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.