#AF1839
Closest named color: Rouge (#AB1239). oklch(48.8% 0.182 16.8), rgb(175, 24, 57).
Aa
White text reads best on this color (6.97:1).
About this color
#AF1839 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.182 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Rouge (#AB1239), ΔE 0.011 away. White text reads best on it, at 6.97:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Rouge (#AB1239) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #AF1839 |
| RGB | rgb(175, 24, 57) |
| HSL | hsl(347, 76%, 39%) |
| OKLCH | oklch(48.8% 0.182 16.8) |
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 #AF1839 | 6.97:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #AF1839 | 3.01:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #AF1839 text on white | 6.97:1 | AA | Lc 82.3 | Fine for body text |
| #AF1839 text on black | 3.01:1 | AA large text | Lc -19.6 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F8CDCE
oklch(88.6% 0.049 16.5)
-
Step 300
300
#F4AAAC
oklch(80.9% 0.087 17.4)
-
Step 400
400
#EB7981
oklch(70.8% 0.141 16.9)
-
Step 500
500
#E15061
oklch(63.2% 0.18 17.1)
-
Step 600
600
#CC2A48
oklch(55.6% 0.196 16.9)
-
Step 700
700 (this color)
#AF1839
oklch(48.8% 0.182 16.8)
-
Step 800
800
#8F1A30
oklch(42.7% 0.151 16.8)
-
Step 900
900
#731E2A
oklch(37.7% 0.118 17)
-
Step 950
950
#441419
oklch(27.1% 0.074 17.4)
#AF1839 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) | #494539 | 0.203 |
| Deuteranopia (no green cones) | #6E6434 | 0.184 |
| Tritanopia (no blue cones) | #C10028 | 0.039 |
| Achromatopsia (no color) | #595959 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AF1839
#AF1839
oklch(48.8% 0.182 16.8)
- #006E70
#006E70
oklch(48.8% 0.083 197)
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 #AF1839, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rouge #AB1239 ΔE 0.011
- Raspberry #B00149 ΔE 0.030
- Rose Red #BE013C ΔE 0.030
- Firebrick #B22222 ΔE 0.033
- Lipstick Red #C0022F ΔE 0.035
- Brown #A52A2A ΔE 0.035
- Scarlet #BE0119 ΔE 0.042
- Rufous #AE2012 ΔE 0.042
Use #AF1839 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.