#AC3175
Closest named color: Light Burgundy (#A8415B). oklch(51.9% 0.172 350.8), rgb(172, 49, 117).
Aa
White text reads best on this color (6.08:1).
About this color
#AC3175 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.172 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.057 away. White text reads best on it, at 6.08:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.45:1 |
| White text | 6.08:1 |
Values
| HEX | #AC3175 |
| RGB | rgb(172, 49, 117) |
| HSL | hsl(327, 56%, 43%) |
| OKLCH | oklch(51.9% 0.172 350.8) |
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 #AC3175 | 6.08:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #AC3175 | 3.45:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #AC3175 text on white | 6.08:1 | AA | Lc 79.3 | Fine for body text |
| #AC3175 text on black | 3.45:1 | AA large text | Lc -22.5 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EC
oklch(93.6% 0.023 350.1)
-
Step 200
200
#F2CDDD
oklch(88.4% 0.046 350.2)
-
Step 300
300
#EBABC7
oklch(80.9% 0.083 351.2)
-
Step 400
400
#DE7CAB
oklch(70.7% 0.133 350.9)
-
Step 500
500
#D25696
oklch(63.1% 0.17 351)
-
Step 600
600
#BD3681
oklch(55.6% 0.185 350.7)
-
Step 700
700 (this color)
#AC3175
oklch(51.9% 0.172 350.8)
-
Step 800
800
#842359
oklch(42.8% 0.142 350.6)
-
Step 900
900
#6A2349
oklch(37.7% 0.11 350.5)
-
Step 950
950
#3F162B
oklch(27.1% 0.07 350.8)
#AC3175 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) | #455477 | 0.190 |
| Deuteranopia (no green cones) | #686A72 | 0.169 |
| Tritanopia (no blue cones) | #B9294F | 0.063 |
| Achromatopsia (no color) | #626262 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC3175
#AC3175
oklch(51.9% 0.172 350.8)
- #007B61
#007B61
oklch(51.9% 0.101 171.3)
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 #AC3175, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.057
- Medium Violet Red #C71585 ΔE 0.061
- Red Violet #9E0168 ΔE 0.061
- Deep Magenta #A0025C ΔE 0.063
- Violet Red #A50055 ΔE 0.063
- Dark Fuchsia #9D0759 ΔE 0.067
- Warm Purple #952E8F ΔE 0.068
- Raspberry #B00149 ΔE 0.069
Use #AC3175 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.