#815AB5
Closest named color: Deep Lavender (#8D5EB7). oklch(54.9% 0.141 301.7), rgb(129, 90, 181).
Aa
White text reads best on this color (5.16:1).
About this color
#815AB5 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.141 and its hue 302°. 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 5.16:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #815AB5 |
| RGB | rgb(129, 90, 181) |
| HSL | hsl(266, 38%, 53%) |
| OKLCH | oklch(54.9% 0.141 301.7) |
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 #815AB5 | 5.16:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #815AB5 | 4.06:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #815AB5 text on white | 5.16:1 | AA | Lc 75.4 | Fine for body text |
| #815AB5 text on black | 4.06:1 | AA large text | Lc -26.3 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DDD4ED
oklch(88.5% 0.035 302)
-
Step 300
300
#C8B8E3
oklch(81% 0.062 302)
-
Step 400
400
#AC91D6
oklch(70.6% 0.103 301.8)
-
Step 500
500
#9875CA
oklch(63.1% 0.129 301.8)
-
Step 600
600 (this color)
#815AB5
oklch(54.9% 0.141 301.7)
-
Step 700
700
#6F4B9E
oklch(49.1% 0.132 301.8)
-
Step 800
800
#5A3E80
oklch(42.7% 0.109 301.5)
-
Step 900
900
#4A3567
oklch(37.6% 0.086 301.8)
-
Step 950
950
#2B203C
oklch(27.1% 0.052 301.1)
#815AB5 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) | #3D6CB8 | 0.099 |
| Deuteranopia (no green cones) | #476DB3 | 0.092 |
| Tritanopia (no blue cones) | #776B7F | 0.108 |
| Achromatopsia (no color) | #6D6D6D | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815AB5
#815AB5
oklch(54.9% 0.141 301.7)
- #657C00
#657C00
oklch(54.8% 0.132 121.7)
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 #815AB5, closest first.
No curated palette has a color within ΔE 0.04 of #815AB5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.024
- Amethyst #9B5FC0 ΔE 0.050
- Light Indigo #6D5ACF ΔE 0.053
- Slate Blue #6A5ACD ΔE 0.054
- Iris #6258C4 ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.061
- Dark Lavender #856798 ΔE 0.063
- Deep Lilac #966EBD ΔE 0.064
Use #815AB5 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.