#BB3A73
Closest named color: Dark Pink (#CB416B). oklch(55.2% 0.172 357.3), rgb(187, 58, 115).
Aa
White text reads best on this color (5.29:1).
About this color
#BB3A73 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.172 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.041 away. White text reads best on it, at 5.29:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #BB3A73 |
| RGB | rgb(187, 58, 115) |
| HSL | hsl(333, 53%, 48%) |
| OKLCH | oklch(55.2% 0.172 357.3) |
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 #BB3A73 | 5.29:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #BB3A73 | 3.96:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #BB3A73 text on white | 5.29:1 | AA | Lc 75.3 | Fine for body text |
| #BB3A73 text on black | 3.96:1 | AA large text | Lc -26.4 | 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
#F7E4EA
oklch(93.6% 0.022 356.3)
-
Step 200
200
#F2CED9
oklch(88.5% 0.043 357.7)
-
Step 300
300
#EBACC1
oklch(80.9% 0.078 357.2)
-
Step 400
400
#DD7EA1
oklch(70.6% 0.124 357.2)
-
Step 500
500
#D15A8A
oklch(63.1% 0.158 357.4)
-
Step 600
600 (this color)
#BB3A73
oklch(55.2% 0.172 357.3)
-
Step 700
700
#A22C61
oklch(49.1% 0.16 357.5)
-
Step 800
800
#842750
oklch(42.8% 0.132 357.2)
-
Step 900
900
#6A2542
oklch(37.6% 0.103 357.1)
-
Step 950
950
#3F1727
oklch(27.1% 0.066 357.3)
#BB3A73 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) | #525C75 | 0.193 |
| Deuteranopia (no green cones) | #767470 | 0.172 |
| Tritanopia (no blue cones) | #CA2D52 | 0.054 |
| Achromatopsia (no color) | #6B6B6B | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB3A73
#BB3A73
oklch(55.2% 0.172 357.3)
- #008571
#008571
oklch(55.1% 0.102 177.2)
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 #BB3A73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.041
- Deep Rose #C74767 ΔE 0.045
- Dark Rose #B5485D ΔE 0.049
- Light Burgundy #A8415B ΔE 0.054
- Medium Violet Red #C71585 ΔE 0.056
- Dark Hot Pink #D90166 ΔE 0.065
- Dusty Red #B9484E ΔE 0.068
- Ruby #CA0147 ΔE 0.070
Use #BB3A73 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.