#B34A73
Closest named color: Dark Rose (#B5485D). oklch(55.8% 0.143 358.4), rgb(179, 74, 115).
Aa
White text reads best on this color (5.06:1).
About this color
#B34A73 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.143 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.033 away. White text reads best on it, at 5.06:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #B34A73 |
| RGB | rgb(179, 74, 115) |
| HSL | hsl(337, 42%, 50%) |
| OKLCH | oklch(55.8% 0.143 358.4) |
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 #B34A73 | 5.06:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #B34A73 | 4.14:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #B34A73 text on white | 5.06:1 | AA | Lc 74.4 | Content text, not long reading |
| #B34A73 text on black | 4.14:1 | AA large text | Lc -27.3 | 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F5E5EA
oklch(93.6% 0.019 356.4)
-
Step 200
200
#EED0D9
oklch(88.5% 0.035 357.8)
-
Step 300
300
#E4B0C0
oklch(80.9% 0.064 358.4)
-
Step 400
400
#D585A0
oklch(70.8% 0.103 358.3)
-
Step 500
500
#C76489
oklch(63% 0.132 357.9)
-
Step 600
600 (this color)
#B34A73
oklch(55.8% 0.143 358.4)
-
Step 700
700
#993A60
oklch(49.1% 0.133 358.3)
-
Step 800
800
#7C314E
oklch(42.7% 0.109 358.6)
-
Step 900
900
#642C41
oklch(37.7% 0.085 358.3)
-
Step 950
950
#3B1A26
oklch(27% 0.054 358.3)
#B34A73 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) | #5B6274 | 0.158 |
| Deuteranopia (no green cones) | #777671 | 0.144 |
| Tritanopia (no blue cones) | #C0425A | 0.042 |
| Achromatopsia (no color) | #6E6E6E | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B34A73
#B34A73
oklch(55.8% 0.143 358.4)
- #008774
#008774
oklch(55.8% 0.103 178.2)
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 #B34A73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.033
- Deep Rose #C74767 ΔE 0.042
- Light Burgundy #A8415B ΔE 0.043
- Dark Pink #CB416B ΔE 0.046
- Light Plum #9D5783 ΔE 0.049
- Light Maroon #A24857 ΔE 0.053
- Dusty Red #B9484E ΔE 0.055
- Dull Red #BB3F3F ΔE 0.071
Use #B34A73 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.