#8178CE
Closest named color: Medium Purple (#9370DB). oklch(61.8% 0.128 286.8), rgb(129, 120, 206).
Aa
Black text reads best on this color (5.51:1).
About this color
#8178CE is a medium-dark, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.128 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.040 away. Black text reads best on it, at 5.51:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.51:1 |
| White text | 3.81:1 |
Values
| HEX | #8178CE |
| RGB | rgb(129, 120, 206) |
| HSL | hsl(246, 47%, 64%) |
| OKLCH | oklch(61.8% 0.128 286.8) |
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 #8178CE | 3.81:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #8178CE | 5.51:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #8178CE text on white | 3.81:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #8178CE text on black | 5.51:1 | AA | Lc -36.2 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D7D6F0
oklch(88.5% 0.036 287.4)
-
Step 300
300
#BDBBE8
oklch(80.9% 0.063 286.9)
-
Step 400
400
#9C97DC
oklch(70.7% 0.1 286.9)
-
Step 500
500 (this color)
#8178CE
oklch(61.8% 0.128 286.8)
-
Step 600
600
#6F63BF
oklch(55.5% 0.139 286.9)
-
Step 700
700
#5D52A5
oklch(49.1% 0.129 286.7)
-
Step 800
800
#4C4486
oklch(42.8% 0.106 286.5)
-
Step 900
900
#3F396B
oklch(37.6% 0.084 287.2)
-
Step 950
950
#25223F
oklch(27.1% 0.053 287)
#8178CE 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) | #5B85D1 | 0.055 |
| Deuteranopia (no green cones) | #5A80CC | 0.053 |
| Tritanopia (no blue cones) | #6C8999 | 0.109 |
| Achromatopsia (no color) | #838383 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8178CE
#8178CE
oklch(61.8% 0.128 286.8)
- #8F8A12
#8F8A12
oklch(61.8% 0.128 106.9)
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 #8178CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.040
- Deep Lilac #966EBD ΔE 0.044
- Soft Blue #6488EA ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.063
- Wisteria #A87DC2 ΔE 0.067
- Medium Slate Blue #7B68EE ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.068
- Cornflower #6A79F7 ΔE 0.068
Use #8178CE 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.