#AF3E2D
Closest named color: Rusty Red (#AF2F0D). oklch(52.1% 0.151 31.2), rgb(175, 62, 45).
Aa
White text reads best on this color (5.91:1).
About this color
#AF3E2D is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.151 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Red (#AF2F0D), ΔE 0.029 away. White text reads best on it, at 5.91:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Rusty Red (#AF2F0D) |
| Black text | 3.54:1 |
| White text | 5.91:1 |
Values
| HEX | #AF3E2D |
| RGB | rgb(175, 62, 45) |
| HSL | hsl(8, 59%, 43%) |
| OKLCH | oklch(52.1% 0.151 31.2) |
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 #AF3E2D | 5.91:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #AF3E2D | 3.54:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #AF3E2D text on white | 5.91:1 | AA | Lc 78.7 | Fine for body text |
| #AF3E2D text on black | 3.54:1 | AA large text | Lc -23.1 | 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
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F3D0C9
oklch(88.5% 0.041 31.2)
-
Step 300
300
#ECB0A4
oklch(81% 0.073 31.5)
-
Step 400
400
#E08473
oklch(70.8% 0.117 31.3)
-
Step 500
500
#D4614E
oklch(63% 0.149 31.2)
-
Step 600
600
#C04431
oklch(55.6% 0.163 31.3)
-
Step 700
700 (this color)
#AF3E2D
oklch(52.1% 0.151 31.2)
-
Step 800
800
#862D1F
oklch(42.7% 0.125 31.5)
-
Step 900
900
#6C2A1F
oklch(37.8% 0.097 31.5)
-
Step 950
950
#401913
oklch(27.1% 0.062 30.5)
#AF3E2D 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) | #5D542A | 0.158 |
| Deuteranopia (no green cones) | #7A6D29 | 0.143 |
| Tritanopia (no blue cones) | #C0213B | 0.054 |
| Achromatopsia (no color) | #646464 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AF3E2D
#AF3E2D
oklch(52.1% 0.151 31.2)
- #007787
#007787
oklch(52.2% 0.091 211)
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 #AF3E2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Red #AF2F0D ΔE 0.029
- Dull Red #BB3F3F ΔE 0.032
- Sinopia #BB3E03 ΔE 0.034
- Brick #A03623 ΔE 0.037
- Firebrick #B22222 ΔE 0.039
- Russet #A13905 ΔE 0.041
- Rust Red #AA2704 ΔE 0.043
- Burnt Umber #A0450E ΔE 0.043
Use #AF3E2D 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.