#A7639F
Closest named color: Dark Lilac (#9C6DA5). oklch(59.6% 0.118 331.3), rgb(167, 99, 159).
Aa
Black text reads best on this color (4.92:1).
About this color
#A7639F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 60%, its chroma 0.118 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 0.029 away. Black text reads best on it, at 4.92:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 4.92:1 |
| White text | 4.26:1 |
Values
| HEX | #A7639F |
| RGB | rgb(167, 99, 159) |
| HSL | hsl(307, 28%, 52%) |
| OKLCH | oklch(59.6% 0.118 331.3) |
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 #A7639F | 4.26:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #A7639F | 4.92:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #A7639F text on white | 4.26:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #A7639F text on black | 4.92:1 | AA | Lc -32.4 | 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
#F9F4F8
oklch(97.2% 0.007 332.1)
-
Step 100
100
#F1E6EF
oklch(93.6% 0.017 331.6)
-
Step 200
200
#E6D2E3
oklch(88.5% 0.032 330.7)
-
Step 300
300
#D7B3D2
oklch(80.8% 0.059 330.7)
-
Step 400
400
#C38BBB
oklch(70.7% 0.093 331.6)
-
Step 500
500 (this color)
#A7639F
oklch(59.6% 0.118 331.3)
-
Step 600
600
#9D5495
oklch(55.5% 0.128 331.3)
-
Step 700
700
#86447F
oklch(49% 0.119 331.3)
-
Step 800
800
#6D3867
oklch(42.6% 0.099 331.5)
-
Step 900
900
#593154
oklch(37.7% 0.078 331.7)
-
Step 950
950
#341D31
oklch(27% 0.049 331.6)
#A7639F 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) | #6175A1 | 0.115 |
| Deuteranopia (no green cones) | #737E9D | 0.104 |
| Tritanopia (no blue cones) | #AC677A | 0.062 |
| Achromatopsia (no color) | #7B7B7B | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A7639F
#A7639F
oklch(59.6% 0.118 331.3)
- #40935A
#40935A
oklch(59.7% 0.119 151.4)
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 #A7639F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.029
- Soft Purple #A66FB5 ΔE 0.038
- Faded Purple #916E99 ΔE 0.047
- Light Plum #9D5783 ΔE 0.050
- Deep Lilac #966EBD ΔE 0.054
- Amethyst #9B5FC0 ΔE 0.059
- Dark Lavender #856798 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.064
Use #A7639F 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.