#AA2F43
Closest named color: Rouge (#AB1239). oklch(49.9% 0.158 16), rgb(170, 47, 67).
Aa
White text reads best on this color (6.56:1).
About this color
#AA2F43 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.158 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Rouge (#AB1239), ΔE 0.031 away. White text reads best on it, at 6.56:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Rouge (#AB1239) |
| Black text | 3.19:1 |
| White text | 6.56:1 |
Values
| HEX | #AA2F43 |
| RGB | rgb(170, 47, 67) |
| HSL | hsl(350, 57%, 43%) |
| OKLCH | oklch(49.9% 0.158 16) |
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 #AA2F43 | 6.56:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #AA2F43 | 3.19:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #AA2F43 text on white | 6.56:1 | AA | Lc 81.4 | Fine for body text |
| #AA2F43 text on black | 3.19:1 | AA large text | Lc -20.5 | 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
#F8E4E5
oklch(93.5% 0.022 14.1)
-
Step 200
200
#F4CED0
oklch(88.4% 0.043 14.4)
-
Step 300
300
#EEADB0
oklch(80.9% 0.077 15.8)
-
Step 400
400
#E27F86
oklch(70.6% 0.122 16.2)
-
Step 500
500
#D75B68
oklch(63.1% 0.156 16.4)
-
Step 600
600
#C23C50
oklch(55.6% 0.17 16.1)
-
Step 700
700 (this color)
#AA2F43
oklch(49.9% 0.158 16)
-
Step 800
800
#882736
oklch(42.8% 0.131 15.9)
-
Step 900
900
#6D252F
oklch(37.6% 0.102 15.3)
-
Step 950
950
#40171B
oklch(26.9% 0.064 16.5)
#AA2F43 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) | #504D43 | 0.174 |
| Deuteranopia (no green cones) | #6F6740 | 0.161 |
| Tritanopia (no blue cones) | #BA0B37 | 0.039 |
| Achromatopsia (no color) | #5D5D5D | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA2F43
#AA2F43
oklch(49.9% 0.158 16)
- #007273
#007273
oklch(50% 0.085 195.8)
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 #AA2F43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rouge #AB1239 ΔE 0.031
- Brown #A52A2A ΔE 0.032
- Firebrick #B22222 ΔE 0.038
- Light Burgundy #A8415B ΔE 0.038
- Raspberry #B00149 ΔE 0.044
- Light Maroon #A24857 ΔE 0.046
- Rose Red #BE013C ΔE 0.046
- Brick #A03623 ΔE 0.048
Use #AA2F43 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.