#AF1725
Closest named color: Firebrick (#B22222). oklch(48.5% 0.183 24), rgb(175, 23, 37).
Aa
White text reads best on this color (7.06:1).
About this color
#AF1725 is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.183 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.015 away. White text reads best on it, at 7.06:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Firebrick (#B22222) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #AF1725 |
| RGB | rgb(175, 23, 37) |
| HSL | hsl(354, 77%, 39%) |
| OKLCH | oklch(48.5% 0.183 24) |
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 #AF1725 | 7.06:1 | AAA | Lc -87.6 | Fine for body text |
| Black text on #AF1725 | 2.97:1 | Fails | Lc 21.5 | Dividers and decoration only |
| #AF1725 text on white | 7.06:1 | AAA | Lc 82.6 | Fine for body text |
| #AF1725 text on black | 2.97:1 | Fails | Lc -19.3 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FBE4E2
oklch(93.7% 0.025 23.6)
-
Step 200
200
#F8CDC9
oklch(88.4% 0.049 24.3)
-
Step 300
300
#F5AAA5
oklch(80.9% 0.089 23.5)
-
Step 400
400
#EC7A74
oklch(70.8% 0.142 24.4)
-
Step 500
500
#E25150
oklch(63.1% 0.181 24.2)
-
Step 600
600
#CD2B34
oklch(55.5% 0.197 24.1)
-
Step 700
700 (this color)
#AF1725
oklch(48.5% 0.183 24)
-
Step 800
800
#901B22
oklch(42.7% 0.152 23.9)
-
Step 900
900
#741F20
oklch(37.8% 0.119 24.3)
-
Step 950
950
#441413
oklch(27% 0.075 24.6)
#AF1725 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) | #4B4424 | 0.202 |
| Deuteranopia (no green cones) | #70641E | 0.183 |
| Tritanopia (no blue cones) | #C1001F | 0.036 |
| Achromatopsia (no color) | #585858 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AF1725
#AF1725
oklch(48.5% 0.183 24)
- #006C74
#006C74
oklch(48.4% 0.083 203.8)
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 #AF1725, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Firebrick #B22222 ΔE 0.015
- Rufous #AE2012 ΔE 0.020
- Brown #A52A2A ΔE 0.024
- Rouge #AB1239 ΔE 0.028
- Scarlet #BE0119 ΔE 0.030
- Rust Red #AA2704 ΔE 0.033
- Lipstick Red #C0022F ΔE 0.036
- Rusty Red #AF2F0D ΔE 0.039
Use #AF1725 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.