#AC3148
Closest named color: Light Burgundy (#A8415B). oklch(50.5% 0.159 14.3), rgb(172, 49, 72).
Aa
White text reads best on this color (6.38:1).
About this color
#AC3148 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.159 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.032 away. White text reads best on it, at 6.38:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.28:1 |
| White text | 6.38:1 |
Values
| HEX | #AC3148 |
| RGB | rgb(172, 49, 72) |
| HSL | hsl(349, 56%, 43%) |
| OKLCH | oklch(50.5% 0.159 14.3) |
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 #AC3148 | 6.38:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #AC3148 | 3.28:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #AC3148 text on white | 6.38:1 | AA | Lc 80.7 | Fine for body text |
| #AC3148 text on black | 3.28:1 | AA large text | Lc -21.2 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E5
oklch(93.5% 0.022 14.1)
-
Step 200
200
#F4CED0
oklch(88.4% 0.043 14.4)
-
Step 300
300
#EEADB1
oklch(81% 0.077 14.8)
-
Step 400
400
#E27F89
oklch(70.7% 0.122 14.2)
-
Step 500
500
#D75A6C
oklch(63.1% 0.157 14)
-
Step 600
600
#C23B54
oklch(55.6% 0.171 14)
-
Step 700
700 (this color)
#AC3148
oklch(50.5% 0.159 14.3)
-
Step 800
800
#882738
oklch(42.8% 0.131 14.6)
-
Step 900
900
#6D2530
oklch(37.6% 0.102 14.4)
-
Step 950
950
#40171C
oklch(26.9% 0.064 15)
#AC3148 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) | #514F48 | 0.175 |
| Deuteranopia (no green cones) | #706845 | 0.161 |
| Tritanopia (no blue cones) | #BC113A | 0.039 |
| Achromatopsia (no color) | #5F5F5F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC3148
#AC3148
oklch(50.5% 0.159 14.3)
- #007473
#007473
oklch(50.6% 0.086 193.7)
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 #AC3148, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.032
- Rouge #AB1239 ΔE 0.036
- Brown #A52A2A ΔE 0.040
- Light Maroon #A24857 ΔE 0.042
- Firebrick #B22222 ΔE 0.043
- Raspberry #B00149 ΔE 0.044
- Rose Red #BE013C ΔE 0.045
- Dull Red #BB3F3F ΔE 0.048
Use #AC3148 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.