#AA3746
Closest named color: Light Burgundy (#A8415B). oklch(50.8% 0.15 16.8), rgb(170, 55, 70).
Aa
White text reads best on this color (6.27:1).
About this color
#AA3746 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.150 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.030 away. White text reads best on it, at 6.27:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #AA3746 |
| RGB | rgb(170, 55, 70) |
| HSL | hsl(352, 51%, 44%) |
| OKLCH | oklch(50.8% 0.15 16.8) |
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 #AA3746 | 6.27:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #AA3746 | 3.34:1 | AA large text | Lc 23.7 | Dividers and decoration only |
| #AA3746 text on white | 6.27:1 | AA | Lc 80.3 | Fine for body text |
| #AA3746 text on black | 3.34:1 | AA large text | Lc -21.5 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E5
oklch(93.7% 0.021 17.5)
-
Step 200
200
#F3CFD0
oklch(88.5% 0.041 16)
-
Step 300
300
#ECAEB0
oklch(80.9% 0.073 16.7)
-
Step 400
400
#DF8187
oklch(70.6% 0.116 16.4)
-
Step 500
500
#D45E69
oklch(63.1% 0.149 16.7)
-
Step 600
600
#BF4151
oklch(55.7% 0.161 16.7)
-
Step 700
700 (this color)
#AA3746
oklch(50.8% 0.15 16.8)
-
Step 800
800
#852A36
oklch(42.6% 0.124 16.5)
-
Step 900
900
#6B282F
oklch(37.7% 0.096 16.7)
-
Step 950
950
#3F181C
oklch(26.9% 0.061 15.8)
#AA3746 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) | #545146 | 0.164 |
| Deuteranopia (no green cones) | #716943 | 0.152 |
| Tritanopia (no blue cones) | #BA1E3D | 0.038 |
| Achromatopsia (no color) | #606060 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA3746
#AA3746
oklch(50.8% 0.15 16.8)
- #007476
#007476
oklch(50.7% 0.086 196.9)
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 #AA3746, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.030
- Light Maroon #A24857 ΔE 0.035
- Brown #A52A2A ΔE 0.038
- Dull Red #BB3F3F ΔE 0.043
- Firebrick #B22222 ΔE 0.043
- Rouge #AB1239 ΔE 0.044
- Brick #A03623 ΔE 0.047
- Dark Rose #B5485D ΔE 0.047
Use #AA3746 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.