#B73583
Closest named color: Medium Violet Red (#C71585). oklch(54.7% 0.183 348), rgb(183, 53, 131).
Aa
White text reads best on this color (5.45:1).
About this color
#B73583 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.183 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.040 away. White text reads best on it, at 5.45:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #B73583 |
| RGB | rgb(183, 53, 131) |
| HSL | hsl(324, 55%, 46%) |
| OKLCH | oklch(54.7% 0.183 348) |
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 #B73583 | 5.45:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #B73583 | 3.85:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #B73583 text on white | 5.45:1 | AA | Lc 76.1 | Fine for body text |
| #B73583 text on black | 3.85:1 | AA large text | Lc -25.6 | 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
#FCF3F7
oklch(97.2% 0.011 348.4)
-
Step 100
100
#F7E4ED
oklch(93.7% 0.024 347.2)
-
Step 200
200
#F1CEDE
oklch(88.6% 0.044 348.7)
-
Step 300
300
#E9ABCA
oklch(80.8% 0.083 347.6)
-
Step 400
400
#DC7DAF
oklch(70.8% 0.131 348.2)
-
Step 500
500
#CF589B
oklch(63.1% 0.167 348.1)
-
Step 600
600 (this color)
#B73583
oklch(54.7% 0.183 348)
-
Step 700
700
#A02971
oklch(49.1% 0.17 348.1)
-
Step 800
800
#82245C
oklch(42.6% 0.141 348.1)
-
Step 900
900
#69244C
oklch(37.7% 0.109 347.8)
-
Step 950
950
#3E162C
oklch(27% 0.069 348.6)
#B73583 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) | #475B85 | 0.203 |
| Deuteranopia (no green cones) | #6D7280 | 0.179 |
| Tritanopia (no blue cones) | #C43057 | 0.072 |
| Achromatopsia (no color) | #696969 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B73583
#B73583
oklch(54.7% 0.183 348)
- #008564
#008564
oklch(54.8% 0.111 167.8)
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 #B73583, closest first.
No curated palette has a color within ΔE 0.04 of #B73583.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.040
- Dark Pink #CB416B ΔE 0.067
- Deep Rose #C74767 ΔE 0.074
- Light Burgundy #A8415B ΔE 0.075
- Light Plum #9D5783 ΔE 0.076
- Dark Rose #B5485D ΔE 0.077
- Warm Purple #952E8F ΔE 0.077
- Dark Hot Pink #D90166 ΔE 0.079
Use #B73583 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.