#AA2C36
Closest named color: Brown (#A52A2A). oklch(49.3% 0.162 21.4), rgb(170, 44, 54).
Aa
White text reads best on this color (6.72:1).
About this color
#AA2C36 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.162 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.017 away. White text reads best on it, at 6.72:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 3.12:1 |
| White text | 6.72:1 |
Values
| HEX | #AA2C36 |
| RGB | rgb(170, 44, 54) |
| HSL | hsl(355, 59%, 42%) |
| OKLCH | oklch(49.3% 0.162 21.4) |
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 #AA2C36 | 6.72:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #AA2C36 | 3.12:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #AA2C36 text on white | 6.72:1 | AA | Lc 81.9 | Fine for body text |
| #AA2C36 text on black | 3.12:1 | AA large text | Lc -20.0 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CECD
oklch(88.4% 0.044 19.8)
-
Step 300
300
#EFADAA
oklch(80.9% 0.078 21.9)
-
Step 400
400
#E47F7E
oklch(70.7% 0.125 21.3)
-
Step 500
500
#D95A5D
oklch(63.1% 0.16 21.5)
-
Step 600
600
#C43B44
oklch(55.6% 0.173 21.3)
-
Step 700
700 (this color)
#AA2C36
oklch(49.3% 0.162 21.4)
-
Step 800
800
#89262D
oklch(42.6% 0.133 21.1)
-
Step 900
900
#6F2528
oklch(37.8% 0.105 21.3)
-
Step 950
950
#411718
oklch(27% 0.066 21.1)
#AA2C36 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) | #504B35 | 0.177 |
| Deuteranopia (no green cones) | #706532 | 0.161 |
| Tritanopia (no blue cones) | #BB0031 | 0.041 |
| Achromatopsia (no color) | #5C5C5C | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA2C36
#AA2C36
oklch(49.3% 0.162 21.4)
- #006F75
#006F75
oklch(49.3% 0.084 201.4)
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 #AA2C36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.017
- Firebrick #B22222 ΔE 0.024
- Rouge #AB1239 ΔE 0.031
- Rufous #AE2012 ΔE 0.032
- Brick #A03623 ΔE 0.035
- Rust Red #AA2704 ΔE 0.039
- Rusty Red #AF2F0D ΔE 0.039
- Auburn #9B2226 ΔE 0.040
Use #AA2C36 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.