#AA3780
Closest named color: Warm Purple (#952E8F). oklch(52.7% 0.169 345.4), rgb(170, 55, 128).
Aa
White text reads best on this color (5.88:1).
About this color
#AA3780 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.169 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.057 away. White text reads best on it, at 5.88:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #AA3780 |
| RGB | rgb(170, 55, 128) |
| HSL | hsl(322, 51%, 44%) |
| OKLCH | oklch(52.7% 0.169 345.4) |
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 #AA3780 | 5.88:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #AA3780 | 3.56:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #AA3780 text on white | 5.88:1 | AA | Lc 78.5 | Fine for body text |
| #AA3780 text on black | 3.56:1 | AA large text | Lc -23.3 | Dividers and decoration only |
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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4ED
oklch(93.6% 0.023 345.8)
-
Step 200
200
#EFCFDF
oklch(88.6% 0.041 346.3)
-
Step 300
300
#E5ADCB
oklch(80.8% 0.076 345.5)
-
Step 400
400
#D680B1
oklch(70.6% 0.122 345.5)
-
Step 500
500
#C95E9E
oklch(63.2% 0.154 345.5)
-
Step 600
600 (this color)
#AA3780
oklch(52.7% 0.169 345.4)
-
Step 700
700
#9A3174
oklch(49% 0.157 345.2)
-
Step 800
800
#7D2A5E
oklch(42.6% 0.129 345.4)
-
Step 900
900
#65274D
oklch(37.6% 0.101 345.3)
-
Step 950
950
#3C182D
oklch(27.1% 0.064 346.2)
#AA3780 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) | #445882 | 0.184 |
| Deuteranopia (no green cones) | #656C7D | 0.165 |
| Tritanopia (no blue cones) | #B53556 | 0.070 |
| Achromatopsia (no color) | #646464 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA3780
#AA3780
oklch(52.7% 0.169 345.4)
- #007E5B
#007E5B
oklch(52.6% 0.11 165.5)
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 #AA3780, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.057
- Medium Violet Red #C71585 ΔE 0.061
- Light Eggplant #894585 ΔE 0.065
- Light Plum #9D5783 ΔE 0.066
- Light Burgundy #A8415B ΔE 0.067
- Red Violet #9E0168 ΔE 0.070
- Deep Magenta #A0025C ΔE 0.076
- Violet Red #A50055 ΔE 0.078
Use #AA3780 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.