#8A78D8
Closest named color: Medium Purple (#9370DB). oklch(63.1% 0.141 290.4), rgb(138, 120, 216).
Aa
Black text reads best on this color (5.75:1).
About this color
#8A78D8 is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.141 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.024 away. Black text reads best on it, at 5.75:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.75:1 |
| White text | 3.64:1 |
Values
| HEX | #8A78D8 |
| RGB | rgb(138, 120, 216) |
| HSL | hsl(251, 55%, 66%) |
| OKLCH | oklch(63.1% 0.141 290.4) |
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 #8A78D8 | 3.64:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #8A78D8 | 5.75:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #8A78D8 text on white | 3.64:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #8A78D8 text on black | 5.75:1 | AA | Lc -37.8 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F1
oklch(88.4% 0.038 290.5)
-
Step 300
300
#C0BAEB
oklch(81% 0.069 290.4)
-
Step 400
400
#A094E1
oklch(70.7% 0.111 290.4)
-
Step 500
500 (this color)
#8A78D8
oklch(63.1% 0.141 290.4)
-
Step 600
600
#755FC5
oklch(55.6% 0.153 290.5)
-
Step 700
700
#624EAA
oklch(49.1% 0.142 290.2)
-
Step 800
800
#50408A
oklch(42.7% 0.118 290.4)
-
Step 900
900
#42376E
oklch(37.7% 0.092 290.5)
-
Step 950
950
#272141
oklch(27.2% 0.058 290.6)
#8A78D8 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) | #5788DC | 0.072 |
| Deuteranopia (no green cones) | #5884D6 | 0.069 |
| Tritanopia (no blue cones) | #768B9E | 0.118 |
| Achromatopsia (no color) | #868686 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A78D8
#8A78D8
oklch(63.1% 0.141 290.4)
- #8F9000
#8F9000
oklch(63.2% 0.138 110.3)
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 #8A78D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.024
- Deep Lilac #966EBD ΔE 0.046
- Perrywinkle #8F8CE7 ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.057
- Periwinkle #8E82FE ΔE 0.059
- Medium Slate Blue #7B68EE ΔE 0.061
- Wisteria #A87DC2 ΔE 0.062
- Soft Blue #6488EA ΔE 0.062
Use #8A78D8 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.