#AC3357
Closest named color: Light Burgundy (#A8415B). oklch(51.1% 0.158 6.8), rgb(172, 51, 87).
Aa
White text reads best on this color (6.24:1).
About this color
#AC3357 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.158 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.024 away. White text reads best on it, at 6.24:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #AC3357 |
| RGB | rgb(172, 51, 87) |
| HSL | hsl(342, 54%, 44%) |
| OKLCH | oklch(51.1% 0.158 6.8) |
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 #AC3357 | 6.24:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #AC3357 | 3.36:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #AC3357 text on white | 6.24:1 | AA | Lc 80.1 | Fine for body text |
| #AC3357 text on black | 3.36:1 | AA large text | Lc -21.8 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E7
oklch(93.6% 0.022 7.2)
-
Step 200
200
#F3CED4
oklch(88.4% 0.042 7)
-
Step 300
300
#EDACB8
oklch(80.9% 0.078 6.7)
-
Step 400
400
#E07E94
oklch(70.6% 0.123 6.3)
-
Step 500
500
#D55A79
oklch(63.1% 0.157 7.1)
-
Step 600
600
#C03B62
oklch(55.6% 0.171 7)
-
Step 700
700 (this color)
#AC3357
oklch(51.1% 0.158 6.8)
-
Step 800
800
#862643
oklch(42.6% 0.132 6.5)
-
Step 900
900
#6C2538
oklch(37.6% 0.102 7)
-
Step 950
950
#401721
oklch(27.1% 0.065 7.2)
#AC3357 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) | #4F5158 | 0.176 |
| Deuteranopia (no green cones) | #6F6954 | 0.160 |
| Tritanopia (no blue cones) | #BB1D42 | 0.041 |
| Achromatopsia (no color) | #616161 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC3357
#AC3357
oklch(51.1% 0.158 6.8)
- #00776F
#00776F
oklch(51.2% 0.09 186.7)
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 #AC3357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.024
- Light Maroon #A24857 ΔE 0.042
- Raspberry #B00149 ΔE 0.044
- Dark Rose #B5485D ΔE 0.046
- Rouge #AB1239 ΔE 0.049
- Rose Red #BE013C ΔE 0.053
- Violet Red #A50055 ΔE 0.057
- Dusty Red #B9484E ΔE 0.057
Use #AC3357 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.