#8637BE
Closest named color: Dark Orchid (#9932CC). oklch(51.2% 0.203 307.4), rgb(134, 55, 190).
Aa
White text reads best on this color (6.35:1).
About this color
#8637BE is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.203 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.041 away. White text reads best on it, at 6.35:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.203) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #8637BE |
| RGB | rgb(134, 55, 190) |
| HSL | hsl(275, 55%, 48%) |
| OKLCH | oklch(51.2% 0.203 307.4) |
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 #8637BE | 6.35:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #8637BE | 3.30:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #8637BE text on white | 6.35:1 | AA | Lc 80.8 | Fine for body text |
| #8637BE text on black | 3.30:1 | AA large text | Lc -21.1 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E3D0F6
oklch(88.5% 0.055 307.8)
-
Step 300
300
#D2B0F2
oklch(80.9% 0.098 307.8)
-
Step 400
400
#BB83EC
oklch(70.7% 0.158 307.4)
-
Step 500
500
#AA5FE5
oklch(63% 0.2 307.4)
-
Step 600
600
#9640D3
oklch(55.6% 0.217 307.5)
-
Step 700
700 (this color)
#8637BE
oklch(51.2% 0.203 307.4)
-
Step 800
800
#682A94
oklch(42.8% 0.167 307.5)
-
Step 900
900
#542876
oklch(37.7% 0.131 307.2)
-
Step 950
950
#311945
oklch(27% 0.082 306.9)
#8637BE 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) | #005DC2 | 0.164 |
| Deuteranopia (no green cones) | #0A60BB | 0.164 |
| Tritanopia (no blue cones) | #7D5677 | 0.142 |
| Achromatopsia (no color) | #5F5F5F | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8637BE
#8637BE
oklch(51.2% 0.203 307.4)
- #517400
#517400
oklch(51.3% 0.133 127.6)
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 #8637BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.041
- Purply #983FB2 ΔE 0.046
- Blue Violet #8A2BE2 ΔE 0.057
- Dark Violet #9400D3 ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.069
- Grape #7209B7 ΔE 0.071
- Purpley #8756E4 ΔE 0.081
- Light Indigo #6D5ACF ΔE 0.082
Use #8637BE 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.