#A71543
Closest named color: Rouge (#AB1239). oklch(47.4% 0.177 10.8), rgb(167, 21, 67).
Aa
White text reads best on this color (7.41:1).
About this color
#A71543 is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.177 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Rouge (#AB1239), ΔE 0.016 away. White text reads best on it, at 7.41:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Rouge (#AB1239) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #A71543 |
| RGB | rgb(167, 21, 67) |
| HSL | hsl(341, 78%, 37%) |
| OKLCH | oklch(47.4% 0.177 10.8) |
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 #A71543 | 7.41:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #A71543 | 2.83:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #A71543 text on white | 7.41:1 | AAA | Lc 84.0 | Fine for body text |
| #A71543 text on black | 2.83:1 | Fails | Lc -18.0 | 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
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CDD1
oklch(88.5% 0.048 11.6)
-
Step 300
300
#F2AAB3
oklch(80.9% 0.085 10.9)
-
Step 400
400
#E8798C
oklch(70.6% 0.138 10.4)
-
Step 500
500
#DE516F
oklch(63.1% 0.176 10.9)
-
Step 600
600
#C92E58
oklch(55.7% 0.191 10.7)
-
Step 700
700 (this color)
#A71543
oklch(47.4% 0.177 10.8)
-
Step 800
800
#8D1D3B
oklch(42.8% 0.147 10.9)
-
Step 900
900
#712033
oklch(37.8% 0.114 10.6)
-
Step 950
950
#43141E
oklch(27.1% 0.073 10.5)
#A71543 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) | #424344 | 0.201 |
| Deuteranopia (no green cones) | #67603F | 0.182 |
| Tritanopia (no blue cones) | #B7002B | 0.043 |
| Achromatopsia (no color) | #555555 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A71543
#A71543
oklch(47.4% 0.177 10.8)
- #006A67
#006A67
oklch(47.4% 0.081 191.4)
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 #A71543, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rouge #AB1239 ΔE 0.016
- Raspberry #B00149 ΔE 0.022
- Cranberry #9E003A ΔE 0.028
- Violet Red #A50055 ΔE 0.036
- Berry #990F4B ΔE 0.036
- Purple Red #990147 ΔE 0.039
- Rose Red #BE013C ΔE 0.047
- Brown #A52A2A ΔE 0.047
Use #A71543 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.