#B1729A
Closest named color: Mauve (#AE7181). oklch(63.1% 0.095 341.6), rgb(177, 114, 154).
Aa
Black text reads best on this color (5.74:1).
About this color
#B1729A is a medium-light, moderately saturated pink. In OKLCH its lightness is 63%, its chroma 0.095 and its hue 342°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.038 away. Black text reads best on it, at 5.74:1.
| Hue family | Pinks |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.74:1 |
| White text | 3.65:1 |
Values
| HEX | #B1729A |
| RGB | rgb(177, 114, 154) |
| HSL | hsl(322, 29%, 57%) |
| OKLCH | oklch(63.1% 0.095 341.6) |
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 #B1729A | 3.65:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #B1729A | 5.74:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #B1729A text on white | 3.65:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #B1729A text on black | 5.74:1 | AA | Lc -37.7 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F1E6EC
oklch(93.5% 0.014 343.2)
-
Step 200
200
#E6D3DE
oklch(88.6% 0.026 341.9)
-
Step 300
300
#D7B5C9
oklch(80.9% 0.047 342.1)
-
Step 400
400
#C18EAE
oklch(70.6% 0.075 341.1)
-
Step 500
500 (this color)
#B1729A
oklch(63.1% 0.095 341.6)
-
Step 600
600
#9C5A85
oklch(55.7% 0.103 341.5)
-
Step 700
700
#854970
oklch(49% 0.096 341.8)
-
Step 800
800
#6C3C5B
oklch(42.6% 0.08 341.8)
-
Step 900
900
#58344B
oklch(37.7% 0.062 341.7)
-
Step 950
950
#341F2C
oklch(27.1% 0.039 342.3)
#B1729A 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) | #75809C | 0.098 |
| Deuteranopia (no green cones) | #858998 | 0.089 |
| Tritanopia (no blue cones) | #B87280 | 0.041 |
| Achromatopsia (no color) | #868686 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1729A
#B1729A
oklch(63.1% 0.095 341.6)
- #4E9B77
#4E9B77
oklch(63% 0.095 161.6)
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 #B1729A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.045
- Heather #A484AC ΔE 0.048
- Soft Purple #A66FB5 ΔE 0.049
- Dusty Lavender #AC86A8 ΔE 0.049
- Dusty Rose #C0737A ΔE 0.055
- Old Pink #C77986 ΔE 0.056
- Dusky Rose #BA6873 ΔE 0.057
Use #B1729A 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.