#B4536F
Closest named color: Dark Rose (#B5485D). oklch(57.1% 0.129 3.9), rgb(180, 83, 111).
Aa
White text reads best on this color (4.76:1).
About this color
#B4536F is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.129 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.029 away. White text reads best on it, at 4.76:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #B4536F |
| RGB | rgb(180, 83, 111) |
| HSL | hsl(343, 39%, 52%) |
| OKLCH | oklch(57.1% 0.129 3.9) |
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 #B4536F | 4.76:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #B4536F | 4.40:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #B4536F text on white | 4.76:1 | AA | Lc 72.6 | Content text, not long reading |
| #B4536F text on black | 4.40:1 | AA large text | Lc -29.1 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E5E8
oklch(93.5% 0.017 3.7)
-
Step 200
200
#EDD1D7
oklch(88.6% 0.032 3.2)
-
Step 300
300
#E2B2BC
oklch(81% 0.057 4.5)
-
Step 400
400
#D2889A
oklch(70.7% 0.093 3.9)
-
Step 500
500
#C46981
oklch(63.2% 0.118 4.2)
-
Step 600
600 (this color)
#B4536F
oklch(57.1% 0.129 3.9)
-
Step 700
700
#963F59
oklch(49.1% 0.12 3.8)
-
Step 800
800
#7A3449
oklch(42.6% 0.1 3.4)
-
Step 900
900
#632E3D
oklch(37.7% 0.078 3.6)
-
Step 950
950
#3A1C24
oklch(27.1% 0.048 3.7)
#B4536F 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) | #646770 | 0.142 |
| Deuteranopia (no green cones) | #7D7A6D | 0.131 |
| Tritanopia (no blue cones) | #C24A5D | 0.035 |
| Achromatopsia (no color) | #737373 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4536F
#B4536F
oklch(57.1% 0.129 3.9)
- #008B7E
#008B7E
oklch(57.2% 0.102 183.4)
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 #B4536F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.029
- Deep Rose #C74767 ΔE 0.039
- Dusty Red #B9484E ΔE 0.045
- Dark Pink #CB416B ΔE 0.049
- Light Burgundy #A8415B ΔE 0.050
- Dusky Rose #BA6873 ΔE 0.051
- Light Plum #9D5783 ΔE 0.051
- Light Maroon #A24857 ΔE 0.053
Use #B4536F 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.