#A678DB
Closest named color: Medium Purple (#9370DB). oklch(65.9% 0.149 304), rgb(166, 120, 219).
Aa
Black text reads best on this color (6.33:1).
About this color
#A678DB is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.149 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.039 away. Black text reads best on it, at 6.33:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 6.33:1 |
| White text | 3.31:1 |
Values
| HEX | #A678DB |
| RGB | rgb(166, 120, 219) |
| HSL | hsl(268, 58%, 66%) |
| OKLCH | oklch(65.9% 0.149 304) |
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 #A678DB | 3.31:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #A678DB | 6.33:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #A678DB text on white | 3.31:1 | AA large text | Lc 60.4 | Content text, not long reading |
| #A678DB text on black | 6.33:1 | AA | Lc -41.3 | 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
#EDE7F6
oklch(93.7% 0.021 304)
-
Step 200
200
#DFD3EF
oklch(88.5% 0.04 304.9)
-
Step 300
300
#CBB5E7
oklch(80.8% 0.073 304.8)
-
Step 400
400
#B08EDC
oklch(70.7% 0.117 303.6)
-
Step 500
500 (this color)
#A678DB
oklch(65.9% 0.149 304)
-
Step 600
600
#8955BF
oklch(55.6% 0.163 304.3)
-
Step 700
700
#7445A5
oklch(49.1% 0.151 303.9)
-
Step 800
800
#5E3985
oklch(42.6% 0.125 304.1)
-
Step 900
900
#4D326B
oklch(37.7% 0.098 304)
-
Step 950
950
#2D1E3F
oklch(27.1% 0.062 303.5)
#A678DB 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) | #5D8CDF | 0.106 |
| Deuteranopia (no green cones) | #698DD8 | 0.097 |
| Tritanopia (no blue cones) | #9D899F | 0.112 |
| Achromatopsia (no color) | #8D8D8D | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A678DB
#A678DB
oklch(65.9% 0.149 304)
- #7FA026
#7FA026
oklch(65.8% 0.149 124)
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 #A678DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.039
- Wisteria #A87DC2 ΔE 0.043
- Light Urple #B36FF6 ΔE 0.051
- Deep Lilac #966EBD ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.057
- Light Purple #BF77F6 ΔE 0.058
- Periwinkle #8E82FE ΔE 0.063
Use #A678DB 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.