#8370E7
Closest named color: Medium Slate Blue (#7B68EE). oklch(62% 0.173 287.6), rgb(131, 112, 231).
Aa
Black text reads best on this color (5.43:1).
About this color
#8370E7 is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.173 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.027 away. Black text reads best on it, at 5.43:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.173) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #8370E7 |
| RGB | rgb(131, 112, 231) |
| HSL | hsl(250, 71%, 67%) |
| OKLCH | oklch(62% 0.173 287.6) |
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 #8370E7 | 3.86:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #8370E7 | 5.43:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #8370E7 text on white | 3.86:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #8370E7 text on black | 5.43:1 | AA | Lc -35.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D7D5F7
oklch(88.5% 0.047 288.1)
-
Step 300
300
#BDB9F5
oklch(81% 0.084 287.4)
-
Step 400
400
#9C92F0
oklch(70.7% 0.135 287.3)
-
Step 500
500 (this color)
#8370E7
oklch(62% 0.173 287.6)
-
Step 600
600
#7158D9
oklch(55.5% 0.189 287.5)
-
Step 700
700
#5F47BC
oklch(49% 0.176 287.5)
-
Step 800
800
#4E3C98
oklch(42.8% 0.144 287.7)
-
Step 900
900
#403479
oklch(37.7% 0.113 287.7)
-
Step 950
950
#251F47
oklch(26.9% 0.072 287.4)
#8370E7 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) | #3985EB | 0.091 |
| Deuteranopia (no green cones) | #397EE4 | 0.088 |
| Tritanopia (no blue cones) | #6589A1 | 0.144 |
| Achromatopsia (no color) | #828282 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8370E7
#8370E7
oklch(62% 0.173 287.6)
- #8F8B00
#8F8B00
oklch(62% 0.133 107.7)
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 #8370E7, closest first.
No curated palette has a color within ΔE 0.04 of #8370E7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.027
- Medium Purple #9370DB ΔE 0.031
- Cornflower #6A79F7 ΔE 0.044
- Periwinkle #8E82FE ΔE 0.056
- Purpley #8756E4 ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.063
- Soft Blue #6488EA ΔE 0.067
- Deep Lilac #966EBD ΔE 0.070
Use #8370E7 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.