#AC0558
Closest named color: Violet Red (#A50055). oklch(48.3% 0.193 1), rgb(172, 5, 88).
Aa
White text reads best on this color (7.19:1).
About this color
#AC0558 is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.193 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.016 away. White text reads best on it, at 7.19:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.193) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 2.91:1 |
| White text | 7.19:1 |
Values
| HEX | #AC0558 |
| RGB | rgb(172, 5, 88) |
| HSL | hsl(330, 94%, 35%) |
| OKLCH | oklch(48.3% 0.193 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 #AC0558 | 7.19:1 | AAA | Lc -87.8 | Fine for body text |
| Black text on #AC0558 | 2.91:1 | Fails | Lc 21.3 | Dividers and decoration only |
| #AC0558 text on white | 7.19:1 | AAA | Lc 82.7 | Fine for body text |
| #AC0558 text on black | 2.91:1 | Fails | Lc -19.2 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3E9
oklch(93.6% 0.026 359.9)
-
Step 200
200
#F8CCD7
oklch(88.6% 0.052 1.5)
-
Step 300
300
#F4A7BD
oklch(80.9% 0.094 0.8)
-
Step 400
400
#EA759B
oklch(70.7% 0.149 1.1)
-
Step 500
500
#E04A83
oklch(63.2% 0.191 0.9)
-
Step 600
600
#CB206C
oklch(55.6% 0.208 1.1)
-
Step 700
700 (this color)
#AC0558
oklch(48.3% 0.193 1)
-
Step 800
800
#8E134A
oklch(42.7% 0.16 0.9)
-
Step 900
900
#721A3E
oklch(37.6% 0.125 0.5)
-
Step 950
950
#431224
oklch(27% 0.078 1.1)
#AC0558 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) | #3B4459 | 0.221 |
| Deuteranopia (no green cones) | #656254 | 0.197 |
| Tritanopia (no blue cones) | #BC0033 | 0.065 |
| Achromatopsia (no color) | #575757 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC0558
#AC0558
oklch(48.3% 0.193 1)
- #006E61
#006E61
oklch(48.3% 0.087 180.9)
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 #AC0558, closest first.
No curated palette has a color within ΔE 0.04 of #AC0558.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.016
- Raspberry #B00149 ΔE 0.025
- Deep Magenta #A0025C ΔE 0.029
- Dark Fuchsia #9D0759 ΔE 0.033
- Berry #990F4B ΔE 0.043
- Red Violet #9E0168 ΔE 0.044
- Purple Red #990147 ΔE 0.047
- Rouge #AB1239 ΔE 0.049
Use #AC0558 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.