#AA3781
Closest named color: Warm Purple (#952E8F). oklch(52.7% 0.169 344.9), rgb(170, 55, 129).
Aa
White text reads best on this color (5.87:1).
About this color
#AA3781 is a medium-dark, vivid pink. 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 5.87:1.
| Hue family | Pinks |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #AA3781 |
| RGB | rgb(170, 55, 129) |
| HSL | hsl(321, 51%, 44%) |
| OKLCH | oklch(52.7% 0.169 344.9) |
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 #AA3781 | 5.87:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #AA3781 | 3.57:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #AA3781 text on white | 5.87:1 | AA | Lc 78.5 | Fine for body text |
| #AA3781 text on black | 3.57:1 | 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
#F5E4ED
oklch(93.5% 0.022 344.2)
-
Step 200
200
#EFCFE0
oklch(88.6% 0.042 344.7)
-
Step 300
300
#E5ADCC
oklch(80.8% 0.077 344.6)
-
Step 400
400
#D680B2
oklch(70.6% 0.122 344.9)
-
Step 500
500
#C95D9F
oklch(63.1% 0.157 344.9)
-
Step 600
600 (this color)
#AA3781
oklch(52.7% 0.169 344.9)
-
Step 700
700
#9A3175
oklch(49% 0.158 344.7)
-
Step 800
800
#7D2A5F
oklch(42.6% 0.13 344.8)
-
Step 900
900
#65274E
oklch(37.6% 0.102 344.5)
-
Step 950
950
#3C182E
oklch(27.1% 0.065 344.7)
#AA3781 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) | #435883 | 0.186 |
| Deuteranopia (no green cones) | #656C7E | 0.165 |
| Tritanopia (no blue cones) | #B53657 | 0.071 |
| Achromatopsia (no color) | #646464 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA3781
#AA3781
oklch(52.7% 0.169 344.9)
- #007F5B
#007F5B
oklch(52.8% 0.111 165)
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 #AA3781, 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 0.068
- Red Violet #9E0168 ΔE 0.071
- Deep Magenta #A0025C ΔE 0.077
- Violet Red #A50055 ΔE 0.079
Use #AA3781 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.