#AA2C08
Closest named color: Rust Red (#AA2704). oklch(48.9% 0.168 34.7), rgb(170, 44, 8).
Aa
White text reads best on this color (6.83:1).
About this color
#AA2C08 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.168 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Red (#AA2704), ΔE 0.007 away. White text reads best on it, at 6.83:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Rust Red (#AA2704) |
| Black text | 3.07:1 |
| White text | 6.83:1 |
Values
| HEX | #AA2C08 |
| RGB | rgb(170, 44, 8) |
| HSL | hsl(13, 91%, 35%) |
| OKLCH | oklch(48.9% 0.168 34.7) |
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 #AA2C08 | 6.83:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #AA2C08 | 3.07:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #AA2C08 text on white | 6.83:1 | AA | Lc 82.2 | Fine for body text |
| #AA2C08 text on black | 3.07:1 | AA large text | Lc -19.7 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F5CFC6
oklch(88.4% 0.045 33.5)
-
Step 300
300
#F0AE9E
oklch(80.9% 0.081 34.1)
-
Step 400
400
#E58168
oklch(70.7% 0.129 35)
-
Step 500
500
#DB5C3E
oklch(63.1% 0.166 34.6)
-
Step 600
600
#C63C19
oklch(55.5% 0.18 34.6)
-
Step 700
700 (this color)
#AA2C08
oklch(48.9% 0.168 34.7)
-
Step 800
800
#8B270E
oklch(42.7% 0.139 34.5)
-
Step 900
900
#702615
oklch(37.8% 0.109 34.3)
-
Step 950
950
#42170D
oklch(27% 0.07 34.5)
#AA2C08 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) | #534900 | 0.176 |
| Deuteranopia (no green cones) | #726500 | 0.158 |
| Tritanopia (no blue cones) | #BC0027 | 0.054 |
| Achromatopsia (no color) | #5B5B5B | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA2C08
#AA2C08
oklch(48.9% 0.168 34.7)
- #006C7E
#006C7E
oklch(48.9% 0.086 214.4)
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 #AA2C08, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Red #AA2704 ΔE 0.007
- Rusty Red #AF2F0D ΔE 0.012
- Rufous #AE2012 ΔE 0.018
- Brick #A03623 ΔE 0.024
- Russet #A13905 ΔE 0.026
- Firebrick #B22222 ΔE 0.028
- Brown #A52A2A ΔE 0.028
- Burnt Red #9F2305 ΔE 0.029
Use #AA2C08 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.