#B73563
Closest named color: Light Burgundy (#A8415B). oklch(53.5% 0.169 3.4), rgb(183, 53, 99).
Aa
White text reads best on this color (5.67:1).
About this color
#B73563 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.169 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.036 away. White text reads best on it, at 5.67:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.70:1 |
| White text | 5.67:1 |
Values
| HEX | #B73563 |
| RGB | rgb(183, 53, 99) |
| HSL | hsl(339, 55%, 46%) |
| OKLCH | oklch(53.5% 0.169 3.4) |
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 #B73563 | 5.67:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #B73563 | 3.70:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #B73563 text on white | 5.67:1 | AA | Lc 77.3 | Fine for body text |
| #B73563 text on black | 3.70:1 | AA large text | Lc -24.5 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F8E4E8
oklch(93.6% 0.022 3.8)
-
Step 200
200
#F3CED6
oklch(88.5% 0.043 3.4)
-
Step 300
300
#ECACBB
oklch(80.8% 0.077 3.5)
-
Step 400
400
#DF7F99
oklch(70.8% 0.121 3.3)
-
Step 500
500
#D35A80
oklch(63% 0.156 3)
-
Step 600
600 (this color)
#B73563
oklch(53.5% 0.169 3.4)
-
Step 700
700
#A42D57
oklch(49.2% 0.158 3.7)
-
Step 800
800
#852747
oklch(42.7% 0.13 3.7)
-
Step 900
900
#6B263C
oklch(37.7% 0.101 3.4)
-
Step 950
950
#3F1723
oklch(27% 0.064 3.5)
#B73563 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) | #525764 | 0.189 |
| Deuteranopia (no green cones) | #747060 | 0.172 |
| Tritanopia (no blue cones) | #C72048 | 0.047 |
| Achromatopsia (no color) | #676767 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B73563
#B73563
oklch(53.5% 0.169 3.4)
- #007F73
#007F73
oklch(53.6% 0.095 183.4)
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 #B73563, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.036
- Dark Rose #B5485D ΔE 0.038
- Dark Pink #CB416B ΔE 0.048
- Deep Rose #C74767 ΔE 0.049
- Dusty Red #B9484E ΔE 0.055
- Ruby #CA0147 ΔE 0.055
- Light Maroon #A24857 ΔE 0.055
- Raspberry #B00149 ΔE 0.058
Use #B73563 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.