#A3799F
Closest named color: Heather (#A484AC). oklch(63% 0.074 329.7), rgb(163, 121, 159).
Aa
Black text reads best on this color (5.79:1).
About this color
#A3799F is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.074 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.030 away. Black text reads best on it, at 5.79:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 5.79:1 |
| White text | 3.62:1 |
Values
| HEX | #A3799F |
| RGB | rgb(163, 121, 159) |
| HSL | hsl(306, 19%, 56%) |
| OKLCH | oklch(63% 0.074 329.7) |
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 #A3799F | 3.62:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #A3799F | 5.79:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #A3799F text on white | 3.62:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #A3799F text on black | 5.79:1 | AA | Lc -37.9 | 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 500.
-
Step 50
50
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7ED
oklch(93.5% 0.011 330.2)
-
Step 200
200
#E1D5E0
oklch(88.6% 0.02 328.3)
-
Step 300
300
#CFB9CC
oklch(81% 0.036 330.3)
-
Step 400
400
#B694B2
oklch(70.7% 0.058 330.1)
-
Step 500
500 (this color)
#A3799F
oklch(63% 0.074 329.7)
-
Step 600
600
#8E628A
oklch(55.6% 0.08 329.7)
-
Step 700
700
#795175
oklch(49.2% 0.075 330.2)
-
Step 800
800
#62425F
oklch(42.6% 0.062 329.9)
-
Step 900
900
#50384E
oklch(37.6% 0.049 329.3)
-
Step 950
950
#2F212E
oklch(27% 0.031 328.8)
#A3799F 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) | #7783A1 | 0.069 |
| Deuteranopia (no green cones) | #81889E | 0.063 |
| Tritanopia (no blue cones) | #A67C86 | 0.042 |
| Achromatopsia (no color) | #868686 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3799F
#A3799F
oklch(63% 0.074 329.7)
- #699671
#699671
oklch(63% 0.074 149.4)
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 #A3799F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.030
- Purpley Grey #947E94 ΔE 0.034
- Dusty Lavender #AC86A8 ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.038
- Faded Purple #916E99 ΔE 0.044
- Mauve #AE7181 ΔE 0.046
- English Lavender #9D8189 ΔE 0.046
- Soft Purple #A66FB5 ΔE 0.048
Use #A3799F 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.