#AA2173
Closest named color: Red Violet (#9E0168). oklch(50.2% 0.186 349.7), rgb(170, 33, 115).
Aa
White text reads best on this color (6.61:1).
About this color
#AA2173 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.186 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.041 away. White text reads best on it, at 6.61:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.17:1 |
| White text | 6.61:1 |
Values
| HEX | #AA2173 |
| RGB | rgb(170, 33, 115) |
| HSL | hsl(324, 67%, 40%) |
| OKLCH | oklch(50.2% 0.186 349.7) |
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 #AA2173 | 6.61:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #AA2173 | 3.17:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #AA2173 text on white | 6.61:1 | AA | Lc 81.3 | Fine for body text |
| #AA2173 text on black | 3.17:1 | AA large text | Lc -20.6 | 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 700.
-
Step 50
50
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3EC
oklch(93.5% 0.026 349.8)
-
Step 200
200
#F4CCDE
oklch(88.5% 0.051 349.3)
-
Step 300
300
#EEA9C9
oklch(80.9% 0.09 349.9)
-
Step 400
400
#E278AE
oklch(70.8% 0.145 349.6)
-
Step 500
500
#D6509A
oklch(63.1% 0.184 349.5)
-
Step 600
600
#C12C84
oklch(55.6% 0.2 349.7)
-
Step 700
700 (this color)
#AA2173
oklch(50.2% 0.186 349.7)
-
Step 800
800
#871C5B
oklch(42.7% 0.154 349.7)
-
Step 900
900
#6D1F4B
oklch(37.8% 0.12 349.6)
-
Step 950
950
#40142C
oklch(27.1% 0.075 349.5)
#AA2173 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) | #3A4D75 | 0.209 |
| Deuteranopia (no green cones) | #626570 | 0.183 |
| Tritanopia (no blue cones) | #B71648 | 0.072 |
| Achromatopsia (no color) | #5D5D5D | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA2173
#AA2173
oklch(50.2% 0.186 349.7)
- #00765B
#00765B
oklch(50.3% 0.1 169.7)
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 #AA2173, closest first.
No curated palette has a color within ΔE 0.04 of #AA2173.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.041
- Deep Magenta #A0025C ΔE 0.046
- Violet Red #A50055 ΔE 0.049
- Dark Fuchsia #9D0759 ΔE 0.051
- Medium Violet Red #C71585 ΔE 0.062
- Warm Purple #952E8F ΔE 0.062
- Raspberry #B00149 ΔE 0.064
- Berry #990F4B ΔE 0.071
Use #AA2173 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.