#AD422F
Closest named color: Rusty Red (#AF2F0D). oklch(52.3% 0.144 32.2), rgb(173, 66, 47).
Aa
White text reads best on this color (5.83:1).
About this color
#AD422F is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.144 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Red (#AF2F0D), ΔE 0.034 away. White text reads best on it, at 5.83:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Rusty Red (#AF2F0D) |
| Black text | 3.59:1 |
| White text | 5.83:1 |
Values
| HEX | #AD422F |
| RGB | rgb(173, 66, 47) |
| HSL | hsl(9, 57%, 43%) |
| OKLCH | oklch(52.3% 0.144 32.2) |
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 #AD422F | 5.83:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #AD422F | 3.59:1 | AA large text | Lc 25.7 | Dividers and decoration only |
| #AD422F text on white | 5.83:1 | AA | Lc 78.4 | Fine for body text |
| #AD422F text on black | 3.59:1 | AA large text | Lc -23.4 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D0C9
oklch(88.4% 0.04 31.6)
-
Step 300
300
#EAB1A4
oklch(80.9% 0.07 33.2)
-
Step 400
400
#DD8574
oklch(70.6% 0.112 31.7)
-
Step 500
500
#D1644F
oklch(63% 0.142 32.4)
-
Step 600
600
#BD4833
oklch(55.7% 0.155 32.3)
-
Step 700
700 (this color)
#AD422F
oklch(52.3% 0.144 32.2)
-
Step 800
800
#842F21
oklch(42.7% 0.12 31.7)
-
Step 900
900
#6A2B20
oklch(37.6% 0.093 31.8)
-
Step 950
950
#3F1A13
oklch(27.1% 0.06 32.2)
#AD422F 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) | #5F562C | 0.149 |
| Deuteranopia (no green cones) | #7A6E2C | 0.137 |
| Tritanopia (no blue cones) | #BE293E | 0.054 |
| Achromatopsia (no color) | #656565 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD422F
#AD422F
oklch(52.3% 0.144 32.2)
- #007788
#007788
oklch(52.2% 0.091 212)
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 #AD422F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Red #AF2F0D ΔE 0.034
- Dull Red #BB3F3F ΔE 0.034
- Sinopia #BB3E03 ΔE 0.036
- Brick #A03623 ΔE 0.039
- Burnt Umber #A0450E ΔE 0.039
- Sienna #A0522D ΔE 0.041
- Russet #A13905 ΔE 0.041
- Dusty Red #B9484E ΔE 0.045
Use #AD422F 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.