#A478DA
Closest named color: Medium Purple (#9370DB). oklch(65.6% 0.147 303.3), rgb(164, 120, 218).
Aa
Black text reads best on this color (6.27:1).
About this color
#A478DA is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.147 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.036 away. Black text reads best on it, at 6.27:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #A478DA |
| RGB | rgb(164, 120, 218) |
| HSL | hsl(267, 57%, 66%) |
| OKLCH | oklch(65.6% 0.147 303.3) |
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 #A478DA | 3.34:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #A478DA | 6.27:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #A478DA text on white | 3.34:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #A478DA text on black | 6.27:1 | AA | Lc -41.0 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DED3EF
oklch(88.4% 0.04 303.4)
-
Step 300
300
#CAB6E7
oklch(80.9% 0.071 303.4)
-
Step 400
400
#AF8EDB
oklch(70.6% 0.115 303.3)
-
Step 500
500 (this color)
#A478DA
oklch(65.6% 0.147 303.3)
-
Step 600
600
#8756BF
oklch(55.5% 0.161 303.1)
-
Step 700
700
#7346A4
oklch(49.1% 0.148 303.5)
-
Step 800
800
#5D3A85
oklch(42.6% 0.123 303.1)
-
Step 900
900
#4C336B
oklch(37.7% 0.096 302.7)
-
Step 950
950
#2D1E3F
oklch(27.1% 0.062 303.5)
#A478DA 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) | #5D8BDE | 0.103 |
| Deuteranopia (no green cones) | #688CD7 | 0.094 |
| Tritanopia (no blue cones) | #9B899F | 0.111 |
| Achromatopsia (no color) | #8C8C8C | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A478DA
#A478DA
oklch(65.6% 0.147 303.3)
- #809F25
#809F25
oklch(65.6% 0.147 123.3)
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 #A478DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.036
- Wisteria #A87DC2 ΔE 0.042
- Deep Lilac #966EBD ΔE 0.053
- Light Urple #B36FF6 ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.056
- Light Purple #BF77F6 ΔE 0.061
- Lavender Blue #8B88F8 ΔE 0.062
Use #A478DA 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.