#AA1873
Closest named color: Red Violet (#9E0168). oklch(49.7% 0.193 349.1), rgb(170, 24, 115).
Aa
White text reads best on this color (6.80:1).
About this color
#AA1873 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.193 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.035 away. White text reads best on it, at 6.80:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.193) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.08:1 |
| White text | 6.80:1 |
Values
| HEX | #AA1873 |
| RGB | rgb(170, 24, 115) |
| HSL | hsl(323, 75%, 38%) |
| OKLCH | oklch(49.7% 0.193 349.1) |
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 #AA1873 | 6.80:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #AA1873 | 3.08:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #AA1873 text on white | 6.80:1 | AA | Lc 81.8 | Fine for body text |
| #AA1873 text on black | 3.08:1 | AA large text | Lc -20.1 | 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
#F9E3ED
oklch(93.6% 0.027 348.3)
-
Step 200
200
#F5CCDE
oklch(88.5% 0.052 350)
-
Step 300
300
#EFA8CA
oklch(80.9% 0.094 349.1)
-
Step 400
400
#E376AF
oklch(70.6% 0.15 349)
-
Step 500
500
#D84D9B
oklch(63.1% 0.19 349.2)
-
Step 600
600
#C32686
oklch(55.6% 0.208 349)
-
Step 700
700 (this color)
#AA1873
oklch(49.7% 0.193 349.1)
-
Step 800
800
#89175C
oklch(42.8% 0.16 349.5)
-
Step 900
900
#6E1C4C
oklch(37.7% 0.126 348.8)
-
Step 950
950
#41122C
oklch(27% 0.08 349.5)
#AA1873 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) | #354B75 | 0.219 |
| Deuteranopia (no green cones) | #606470 | 0.190 |
| Tritanopia (no blue cones) | #B70845 | 0.076 |
| Achromatopsia (no color) | #5B5B5B | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA1873
#AA1873
oklch(49.7% 0.193 349.1)
- #007459
#007459
oklch(49.7% 0.099 169.4)
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 #AA1873, closest first.
No curated palette has a color within ΔE 0.04 of #AA1873.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.035
- Deep Magenta #A0025C ΔE 0.042
- Violet Red #A50055 ΔE 0.048
- Dark Fuchsia #9D0759 ΔE 0.049
- Warm Purple #952E8F ΔE 0.063
- Medium Violet Red #C71585 ΔE 0.063
- Raspberry #B00149 ΔE 0.066
- Berry #990F4B ΔE 0.070
Use #AA1873 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.