#850ECB
Closest named color: Dark Violet (#9400D3). oklch(49.2% 0.247 306.2), rgb(133, 14, 203).
Aa
White text reads best on this color (7.18:1).
About this color
#850ECB is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.247 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Violet (#9400D3), ΔE 0.032 away. White text reads best on it, at 7.18:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.247) |
| Temperature | in between |
| Nearest name | Dark Violet (#9400D3) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #850ECB |
| RGB | rgb(133, 14, 203) |
| HSL | hsl(278, 87%, 43%) |
| OKLCH | oklch(49.2% 0.247 306.2) |
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 #850ECB | 7.18:1 | AAA | Lc -88.0 | Fine for body text |
| Black text on #850ECB | 2.92:1 | Fails | Lc 21.1 | Dividers and decoration only |
| #850ECB text on white | 7.18:1 | AAA | Lc 83.0 | Fine for body text |
| #850ECB text on black | 2.92:1 | Fails | Lc -19.0 | 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 700.
-
Step 50
50
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE4FD
oklch(93.5% 0.035 305.5)
-
Step 200
200
#E4CEFC
oklch(88.4% 0.066 306.7)
-
Step 300
300
#D4ACFE
oklch(80.9% 0.12 306.2)
-
Step 400
400
#BF7BFD
oklch(70.7% 0.191 306.3)
-
Step 500
500
#AF50FA
oklch(63.1% 0.243 306.2)
-
Step 600
600
#9B24E9
oklch(55.6% 0.265 306.1)
-
Step 700
700 (this color)
#850ECB
oklch(49.2% 0.247 306.2)
-
Step 800
800
#6C15A4
oklch(42.7% 0.204 306.3)
-
Step 900
900
#571D82
oklch(37.6% 0.16 306.1)
-
Step 950
950
#33144C
oklch(27% 0.1 306.2)
#850ECB 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) | #0054CF | 0.180 |
| Deuteranopia (no green cones) | #0058C8 | 0.182 |
| Tritanopia (no blue cones) | #784D77 | 0.172 |
| Achromatopsia (no color) | #575757 | 0.249 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #850ECB
#850ECB
oklch(49.2% 0.247 306.2)
- #4F6D00
#4F6D00
oklch(49.3% 0.126 126.2)
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 #850ECB, closest first.
No curated palette has a color within ΔE 0.04 of #850ECB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Violet #9400D3 ΔE 0.032
- Blue Violet #8A2BE2 ΔE 0.047
- Grape #7209B7 ΔE 0.049
- Dark Orchid #9932CC ΔE 0.058
- Burple #6832E3 ΔE 0.078
- Vivid Purple #9900FA ΔE 0.079
- Purple Blue #5D21D0 ΔE 0.082
- Vibrant Purple #AD03DE ΔE 0.084
Use #850ECB 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.