#B43F63
Closest named color: Dark Rose (#B5485D). oklch(54.1% 0.154 4.9), rgb(180, 63, 99).
Aa
White text reads best on this color (5.48:1).
About this color
#B43F63 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.154 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.023 away. White text reads best on it, at 5.48:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.83:1 |
| White text | 5.48:1 |
Values
| HEX | #B43F63 |
| RGB | rgb(180, 63, 99) |
| HSL | hsl(342, 48%, 48%) |
| OKLCH | oklch(54.1% 0.154 4.9) |
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 #B43F63 | 5.48:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #B43F63 | 3.83:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #B43F63 text on white | 5.48:1 | AA | Lc 76.5 | Fine for body text |
| #B43F63 text on black | 3.83:1 | AA large text | Lc -25.2 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F7E5E8
oklch(93.7% 0.02 6)
-
Step 200
200
#F1CFD6
oklch(88.5% 0.039 4)
-
Step 300
300
#E8AEBB
oklch(80.8% 0.07 3.9)
-
Step 400
400
#DA8297
oklch(70.6% 0.111 4.9)
-
Step 500
500
#CE607E
oklch(63.1% 0.142 4.9)
-
Step 600
600 (this color)
#B43F63
oklch(54.1% 0.154 4.9)
-
Step 700
700
#9F3456
oklch(49% 0.144 4.7)
-
Step 800
800
#812D46
oklch(42.7% 0.118 5.2)
-
Step 900
900
#68293B
oklch(37.6% 0.092 4.7)
-
Step 950
950
#3D1923
oklch(27% 0.058 4.2)
#B43F63 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) | #575B64 | 0.172 |
| Deuteranopia (no green cones) | #767260 | 0.158 |
| Tritanopia (no blue cones) | #C32F4D | 0.041 |
| Achromatopsia (no color) | #696969 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B43F63
#B43F63
oklch(54.1% 0.154 4.9)
- #008176
#008176
oklch(54.2% 0.096 184.5)
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 #B43F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.023
- Light Burgundy #A8415B ΔE 0.026
- Light Maroon #A24857 ΔE 0.043
- Dusty Red #B9484E ΔE 0.043
- Deep Rose #C74767 ΔE 0.043
- Dark Pink #CB416B ΔE 0.047
- Dull Red #BB3F3F ΔE 0.053
- Ruby #CA0147 ΔE 0.066
Use #B43F63 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.