#AC3F52
Closest named color: Light Burgundy (#A8415B). oklch(52.4% 0.143 13), rgb(172, 63, 82).
Aa
White text reads best on this color (5.85:1).
About this color
#AC3F52 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.143 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.015 away. White text reads best on it, at 5.85:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #AC3F52 |
| RGB | rgb(172, 63, 82) |
| HSL | hsl(350, 46%, 46%) |
| OKLCH | oklch(52.4% 0.143 13) |
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 #AC3F52 | 5.85:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #AC3F52 | 3.58:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #AC3F52 text on white | 5.85:1 | AA | Lc 78.5 | Fine for body text |
| #AC3F52 text on black | 3.58:1 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F6E5E6
oklch(93.6% 0.019 13.4)
-
Step 200
200
#F0D0D2
oklch(88.5% 0.036 13.6)
-
Step 300
300
#E7B0B5
oklch(80.9% 0.065 12.5)
-
Step 400
400
#D9858E
oklch(70.7% 0.104 13.1)
-
Step 500
500
#CC6472
oklch(63.1% 0.132 13.2)
-
Step 600
600 (this color)
#AC3F52
oklch(52.4% 0.143 13)
-
Step 700
700
#9D3A4B
oklch(49.1% 0.132 13)
-
Step 800
800
#80303D
oklch(42.7% 0.111 13.3)
-
Step 900
900
#672C34
oklch(37.7% 0.085 13.7)
-
Step 950
950
#3D1A1F
oklch(27% 0.055 12.5)
#AC3F52 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) | #585752 | 0.158 |
| Deuteranopia (no green cones) | #746D4F | 0.145 |
| Tritanopia (no blue cones) | #BB2D46 | 0.036 |
| Achromatopsia (no color) | #656565 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC3F52
#AC3F52
oklch(52.4% 0.143 13)
- #007A78
#007A78
oklch(52.4% 0.09 192.8)
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 #AC3F52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.015
- Light Maroon #A24857 ΔE 0.023
- Dark Rose #B5485D ΔE 0.029
- Dusty Red #B9484E ΔE 0.036
- Dull Red #BB3F3F ΔE 0.040
- Brown #A52A2A ΔE 0.057
- Firebrick #B22222 ΔE 0.060
- Rouge #AB1239 ΔE 0.061
Use #AC3F52 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.