#A11663
Closest named color: Deep Magenta (#A0025C). oklch(47.3% 0.181 353.7), rgb(161, 22, 99).
Aa
White text reads best on this color (7.47:1).
About this color
#A11663 is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.181 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Magenta (#A0025C), ΔE 0.015 away. White text reads best on it, at 7.47:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Deep Magenta (#A0025C) |
| Black text | 2.81:1 |
| White text | 7.47:1 |
Values
| HEX | #A11663 |
| RGB | rgb(161, 22, 99) |
| HSL | hsl(327, 76%, 36%) |
| OKLCH | oklch(47.3% 0.181 353.7) |
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 #A11663 | 7.47:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #A11663 | 2.81:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #A11663 text on white | 7.47:1 | AAA | Lc 84.3 | Fine for body text |
| #A11663 text on black | 2.81:1 | Fails | Lc -17.7 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F4CCDB
oklch(88.4% 0.049 353.6)
-
Step 300
300
#EEA9C5
oklch(80.8% 0.088 353.2)
-
Step 400
400
#E379A7
oklch(70.8% 0.141 353.9)
-
Step 500
500
#D75191
oklch(63.1% 0.179 353.8)
-
Step 600
600
#C22E7C
oklch(55.6% 0.195 353.5)
-
Step 700
700 (this color)
#A11663
oklch(47.3% 0.181 353.7)
-
Step 800
800
#881D55
oklch(42.7% 0.15 353.7)
-
Step 900
900
#6D2046
oklch(37.7% 0.116 353.7)
-
Step 950
950
#401429
oklch(26.9% 0.073 353.5)
#A11663 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) | #364565 | 0.206 |
| Deuteranopia (no green cones) | #5D5E60 | 0.181 |
| Tritanopia (no blue cones) | #AE003C | 0.065 |
| Achromatopsia (no color) | #555555 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A11663
#A11663
oklch(47.3% 0.181 353.7)
- #006C57
#006C57
oklch(47.4% 0.091 173.1)
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 #A11663, closest first.
No curated palette has a color within ΔE 0.04 of #A11663.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Magenta #A0025C ΔE 0.015
- Dark Fuchsia #9D0759 ΔE 0.020
- Red Violet #9E0168 ΔE 0.021
- Violet Red #A50055 ΔE 0.024
- Berry #990F4B ΔE 0.040
- Mulberry #920A4E ΔE 0.046
- Purple Red #990147 ΔE 0.046
- Raspberry #B00149 ΔE 0.051
Use #A11663 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.