#815FCF
Closest named color: Light Indigo (#6D5ACF). oklch(57.4% 0.166 294.6), rgb(129, 95, 207).
Aa
White text reads best on this color (4.69:1).
About this color
#815FCF is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.166 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.036 away. White text reads best on it, at 4.69:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.47:1 |
| White text | 4.69:1 |
Values
| HEX | #815FCF |
| RGB | rgb(129, 95, 207) |
| HSL | hsl(258, 54%, 59%) |
| OKLCH | oklch(57.4% 0.166 294.6) |
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 #815FCF | 4.69:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #815FCF | 4.47:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #815FCF text on white | 4.69:1 | AA | Lc 72.3 | Content text, not long reading |
| #815FCF text on black | 4.47:1 | AA large text | Lc -29.3 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EAE7F7
oklch(93.5% 0.022 294.6)
-
Step 200
200
#DAD4F3
oklch(88.4% 0.043 294.4)
-
Step 300
300
#C3B8ED
oklch(81% 0.075 294.2)
-
Step 400
400
#A691E4
oklch(70.8% 0.121 294.8)
-
Step 500
500
#9173DB
oklch(63% 0.153 294.9)
-
Step 600
600 (this color)
#815FCF
oklch(57.4% 0.166 294.6)
-
Step 700
700
#6949AE
oklch(49.2% 0.155 294.7)
-
Step 800
800
#553C8D
oklch(42.7% 0.129 294.5)
-
Step 900
900
#463470
oklch(37.6% 0.1 295)
-
Step 950
950
#291F42
oklch(27% 0.064 294.9)
#815FCF 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) | #2D75D3 | 0.107 |
| Deuteranopia (no green cones) | #3672CC | 0.101 |
| Tritanopia (no blue cones) | #6E768E | 0.132 |
| Achromatopsia (no color) | #747474 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815FCF
#815FCF
oklch(57.4% 0.166 294.6)
- #778000
#778000
oklch(57.3% 0.129 114.6)
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 #815FCF, closest first.
No curated palette has a color within ΔE 0.04 of #815FCF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.036
- Purpley #8756E4 ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.042
- Dark Periwinkle #665FD1 ΔE 0.043
- Medium Slate Blue #7B68EE ΔE 0.050
- Amethyst #9B5FC0 ΔE 0.051
- Medium Purple #9370DB ΔE 0.054
Use #815FCF 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.