#A4639D
Closest named color: Dark Lilac (#9C6DA5). oklch(59.2% 0.114 330.9), rgb(164, 99, 157).
Aa
Black text reads best on this color (4.85:1).
About this color
#A4639D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 59%, its chroma 0.114 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lilac (#9C6DA5), ΔE 0.027 away. Black text reads best on it, at 4.85:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #A4639D |
| RGB | rgb(164, 99, 157) |
| HSL | hsl(306, 26%, 52%) |
| OKLCH | oklch(59.2% 0.114 330.9) |
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 #A4639D | 4.32:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #A4639D | 4.85:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #A4639D text on white | 4.32:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #A4639D text on black | 4.85:1 | AA | Lc -31.9 | 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 600.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#F0E6EE
oklch(93.5% 0.015 332.2)
-
Step 200
200
#E5D3E2
oklch(88.6% 0.028 331.2)
-
Step 300
300
#D5B5D0
oklch(80.9% 0.052 331.3)
-
Step 400
400
#BF8EB8
oklch(70.7% 0.082 331.4)
-
Step 500
500
#AE71A7
oklch(63.1% 0.106 330.9)
-
Step 600
600 (this color)
#A4639D
oklch(59.2% 0.114 330.9)
-
Step 700
700
#82487C
oklch(49% 0.106 330.9)
-
Step 800
800
#6A3C65
oklch(42.8% 0.087 331)
-
Step 900
900
#563352
oklch(37.6% 0.069 331)
-
Step 950
950
#331E30
oklch(27% 0.044 331.9)
#A4639D 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) | #61749F | 0.110 |
| Deuteranopia (no green cones) | #727D9B | 0.101 |
| Tritanopia (no blue cones) | #A96779 | 0.061 |
| Achromatopsia (no color) | #797979 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4639D
#A4639D
oklch(59.2% 0.114 330.9)
- #439159
#439159
oklch(59.2% 0.115 150.7)
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 #A4639D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.027
- Soft Purple #A66FB5 ΔE 0.041
- Faded Purple #916E99 ΔE 0.042
- Light Plum #9D5783 ΔE 0.046
- Deep Lilac #966EBD ΔE 0.054
- Dark Lavender #856798 ΔE 0.054
- Amethyst #9B5FC0 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.062
Use #A4639D 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.