#B43371
Closest named color: Light Burgundy (#A8415B). oklch(53.3% 0.174 355.3), rgb(180, 51, 113).
Aa
White text reads best on this color (5.74:1).
About this color
#B43371 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.174 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.051 away. White text reads best on it, at 5.74:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.65:1 |
| White text | 5.74:1 |
Values
| HEX | #B43371 |
| RGB | rgb(180, 51, 113) |
| HSL | hsl(331, 56%, 45%) |
| OKLCH | oklch(53.3% 0.174 355.3) |
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 #B43371 | 5.74:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #B43371 | 3.65:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #B43371 text on white | 5.74:1 | AA | Lc 77.7 | Fine for body text |
| #B43371 text on black | 3.65:1 | AA large text | Lc -24.1 | 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 600.
-
Step 50
50
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EA
oklch(93.6% 0.022 356.3)
-
Step 200
200
#F2CEDA
oklch(88.5% 0.043 356)
-
Step 300
300
#EAACC3
oklch(80.9% 0.078 354.9)
-
Step 400
400
#DD7EA4
oklch(70.7% 0.125 355.3)
-
Step 500
500
#D15A8E
oklch(63.2% 0.159 355.3)
-
Step 600
600 (this color)
#B43371
oklch(53.3% 0.174 355.3)
-
Step 700
700
#A22C65
oklch(49.2% 0.162 355.3)
-
Step 800
800
#832652
oklch(42.6% 0.134 355.3)
-
Step 900
900
#6A2544
oklch(37.7% 0.104 355.4)
-
Step 950
950
#3E1728
oklch(27% 0.065 355)
#B43371 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) | #4B5773 | 0.195 |
| Deuteranopia (no green cones) | #6F6F6E | 0.175 |
| Tritanopia (no blue cones) | #C2264E | 0.057 |
| Achromatopsia (no color) | #666666 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B43371
#B43371
oklch(53.3% 0.174 355.3)
- #007F6A
#007F6A
oklch(53.3% 0.1 175.7)
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 #B43371, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.051
- Medium Violet Red #C71585 ΔE 0.056
- Dark Rose #B5485D ΔE 0.057
- Dark Pink #CB416B ΔE 0.059
- Deep Rose #C74767 ΔE 0.063
- Raspberry #B00149 ΔE 0.066
- Light Maroon #A24857 ΔE 0.069
- Violet Red #A50055 ΔE 0.069
Use #B43371 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.