#B73A52
Closest named color: Dark Rose (#B5485D). oklch(53.6% 0.161 13.2), rgb(183, 58, 82).
Aa
White text reads best on this color (5.61:1).
About this color
#B73A52 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.161 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.025 away. White text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #B73A52 |
| RGB | rgb(183, 58, 82) |
| HSL | hsl(348, 52%, 47%) |
| OKLCH | oklch(53.6% 0.161 13.2) |
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 #B73A52 | 5.61:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #B73A52 | 3.74:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #B73A52 text on white | 5.61:1 | AA | Lc 77.1 | Fine for body text |
| #B73A52 text on black | 3.74:1 | AA large text | Lc -24.7 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E6
oklch(93.7% 0.021 13.9)
-
Step 200
200
#F2CFD1
oklch(88.5% 0.039 14)
-
Step 300
300
#EBAEB3
oklch(80.9% 0.072 13.3)
-
Step 400
400
#DF818C
oklch(70.7% 0.116 13)
-
Step 500
500
#D35E6F
oklch(63.1% 0.148 13.4)
-
Step 600
600 (this color)
#B73A52
oklch(53.6% 0.161 13.2)
-
Step 700
700
#A33148
oklch(49% 0.149 12.8)
-
Step 800
800
#852A3B
oklch(42.7% 0.124 13.1)
-
Step 900
900
#6B2833
oklch(37.8% 0.096 12.9)
-
Step 950
950
#3F181E
oklch(27% 0.061 12.6)
#B73A52 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) | #595752 | 0.177 |
| Deuteranopia (no green cones) | #79714F | 0.163 |
| Tritanopia (no blue cones) | #C82044 | 0.040 |
| Achromatopsia (no color) | #676767 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B73A52
#B73A52
oklch(53.6% 0.161 13.2)
- #007E7C
#007E7C
oklch(53.6% 0.092 192.8)
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 #B73A52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.025
- Dusty Red #B9484E ΔE 0.030
- Light Burgundy #A8415B ΔE 0.031
- Dull Red #BB3F3F ΔE 0.032
- Light Maroon #A24857 ΔE 0.043
- Deep Rose #C74767 ΔE 0.048
- Rose Red #BE013C ΔE 0.051
- Ruby #CA0147 ΔE 0.053
Use #B73A52 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.