#815ACD
Closest named color: Light Indigo (#6D5ACF). oklch(56.5% 0.171 296.1), rgb(129, 90, 205).
Aa
White text reads best on this color (4.90:1).
About this color
#815ACD is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.171 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.033 away. White text reads best on it, at 4.90:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.27:1 |
| White text | 4.90:1 |
Values
| HEX | #815ACD |
| RGB | rgb(129, 90, 205) |
| HSL | hsl(260, 53%, 58%) |
| OKLCH | oklch(56.5% 0.171 296.1) |
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 #815ACD | 4.90:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #815ACD | 4.27:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #815ACD text on white | 4.90:1 | AA | Lc 73.7 | Content text, not long reading |
| #815ACD text on black | 4.27:1 | AA large text | Lc -28.0 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F8
oklch(93.6% 0.023 296.7)
-
Step 200
200
#DBD4F3
oklch(88.5% 0.043 295.9)
-
Step 300
300
#C5B7ED
oklch(80.9% 0.077 296.5)
-
Step 400
400
#A890E4
oklch(70.8% 0.122 296.3)
-
Step 500
500
#9372DD
oklch(63.1% 0.158 295.8)
-
Step 600
600 (this color)
#815ACD
oklch(56.5% 0.171 296.1)
-
Step 700
700
#6B47AF
oklch(49.2% 0.159 296)
-
Step 800
800
#573B8E
oklch(42.8% 0.132 295.9)
-
Step 900
900
#473371
oklch(37.6% 0.103 295.9)
-
Step 950
950
#2A1F42
oklch(27.1% 0.064 296.4)
#815ACD 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) | #2271D1 | 0.116 |
| Deuteranopia (no green cones) | #306FCA | 0.109 |
| Tritanopia (no blue cones) | #6F728B | 0.135 |
| Achromatopsia (no color) | #717171 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815ACD
#815ACD
oklch(56.5% 0.171 296.1)
- #727E00
#727E00
oklch(56.4% 0.129 116.2)
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 #815ACD, closest first.
No curated palette has a color within ΔE 0.04 of #815ACD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.033
- Purpley #8756E4 ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.038
- Deep Lavender #8D5EB7 ΔE 0.043
- Dark Periwinkle #665FD1 ΔE 0.044
- Iris #6258C4 ΔE 0.053
- Amethyst #9B5FC0 ΔE 0.053
- Medium Slate Blue #7B68EE ΔE 0.057
Use #815ACD 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.