#8B18BB
Closest named color: Dark Violet (#9400D3). oklch(49.1% 0.23 312.3), rgb(139, 24, 187).
Aa
White text reads best on this color (7.12:1).
About this color
#8B18BB is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.230 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Violet (#9400D3), ΔE 0.040 away. White text reads best on it, at 7.12:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.230) |
| Temperature | in between |
| Nearest name | Dark Violet (#9400D3) |
| Black text | 2.94:1 |
| White text | 7.12:1 |
Values
| HEX | #8B18BB |
| RGB | rgb(139, 24, 187) |
| HSL | hsl(282, 77%, 41%) |
| OKLCH | oklch(49.1% 0.23 312.3) |
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 #8B18BB | 7.12:1 | AAA | Lc -88.1 | Fine for body text |
| Black text on #8B18BB | 2.94:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #8B18BB text on white | 7.12:1 | AAA | Lc 83.1 | Fine for body text |
| #8B18BB text on black | 2.94:1 | Fails | Lc -18.8 | 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 700.
-
Step 50
50
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F1E4FA
oklch(93.6% 0.032 311.7)
-
Step 200
200
#E7CEF7
oklch(88.5% 0.061 312.2)
-
Step 300
300
#D9ACF5
oklch(81% 0.111 312)
-
Step 400
400
#C67BEF
oklch(70.7% 0.178 312.5)
-
Step 500
500
#B751EA
oklch(63.1% 0.229 312.3)
-
Step 600
600
#A22AD8
oklch(55.5% 0.248 312.1)
-
Step 700
700 (this color)
#8B18BB
oklch(49.1% 0.23 312.3)
-
Step 800
800
#711A97
oklch(42.7% 0.19 312.4)
-
Step 900
900
#5B1F79
oklch(37.7% 0.149 311.8)
-
Step 950
950
#361447
oklch(27.1% 0.095 312.5)
#8B18BB 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) | #0053BF | 0.191 |
| Deuteranopia (no green cones) | #005AB8 | 0.195 |
| Tritanopia (no blue cones) | #85466F | 0.151 |
| Achromatopsia (no color) | #585858 | 0.232 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B18BB
#8B18BB
oklch(49.1% 0.23 312.3)
- #417000
#417000
oklch(49.2% 0.137 132.3)
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 #8B18BB, closest first.
No curated palette has a color within ΔE 0.04 of #8B18BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Violet #9400D3 ΔE 0.040
- Dark Orchid #9932CC ΔE 0.051
- Grape #7209B7 ΔE 0.055
- Purply #983FB2 ΔE 0.066
- Blue Violet #8A2BE2 ΔE 0.066
- Dark Magenta #8B008B ΔE 0.079
- Vibrant Purple #AD03DE ΔE 0.083
- Warm Purple #952E8F ΔE 0.083
Use #8B18BB 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.