#8151CF
Closest named color: Purpley (#8756E4). oklch(55.2% 0.187 297.5), rgb(129, 81, 207).
Aa
White text reads best on this color (5.23:1).
About this color
#8151CF is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.187 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.035 away. White text reads best on it, at 5.23:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #8151CF |
| RGB | rgb(129, 81, 207) |
| HSL | hsl(263, 57%, 56%) |
| OKLCH | oklch(55.2% 0.187 297.5) |
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 #8151CF | 5.23:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #8151CF | 4.01:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #8151CF text on white | 5.23:1 | AA | Lc 75.5 | Fine for body text |
| #8151CF text on black | 4.01:1 | AA large text | Lc -26.2 | 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
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DCD3F5
oklch(88.5% 0.047 297.5)
-
Step 300
300
#C6B6F1
oklch(81% 0.084 296.9)
-
Step 400
400
#AA8DE9
oklch(70.6% 0.134 297.4)
-
Step 500
500
#976EE3
oklch(63.2% 0.172 297.4)
-
Step 600
600 (this color)
#8151CF
oklch(55.2% 0.187 297.5)
-
Step 700
700
#6E42B4
oklch(49.1% 0.173 297.4)
-
Step 800
800
#5A3792
oklch(42.7% 0.144 297.7)
-
Step 900
900
#493174
oklch(37.7% 0.111 297.3)
-
Step 950
950
#2B1D44
oklch(27% 0.071 298)
#8151CF 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) | #006DD3 | 0.133 |
| Deuteranopia (no green cones) | #186BCC | 0.128 |
| Tritanopia (no blue cones) | #6F6D88 | 0.146 |
| Achromatopsia (no color) | #6C6C6C | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8151CF
#8151CF
oklch(55.2% 0.187 297.5)
- #6D7B00
#6D7B00
oklch(55.2% 0.128 117.4)
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 #8151CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.035
- Light Indigo #6D5ACF ΔE 0.037
- Slate Blue #6A5ACD ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.051
- Iris #6258C4 ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.057
- Amethyst #9B5FC0 ΔE 0.065
- Dark Orchid #9932CC ΔE 0.066
Use #8151CF 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.