#B4577E
Closest named color: Light Plum (#9D5783). oklch(58.2% 0.128 355.4), rgb(180, 87, 126).
Aa
Black text reads best on this color (4.60:1).
About this color
#B4577E is a medium-dark, moderately saturated red. In OKLCH its lightness is 58%, its chroma 0.128 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.044 away. Black text reads best on it, at 4.60:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.60:1 |
| White text | 4.56:1 |
Values
| HEX | #B4577E |
| RGB | rgb(180, 87, 126) |
| HSL | hsl(335, 38%, 52%) |
| OKLCH | oklch(58.2% 0.128 355.4) |
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 #B4577E | 4.56:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #B4577E | 4.60:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #B4577E text on white | 4.56:1 | AA | Lc 71.2 | Content text, not long reading |
| #B4577E text on black | 4.60:1 | AA | Lc -30.4 | 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 600.
-
Step 50
50
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EA
oklch(93.5% 0.018 355.1)
-
Step 200
200
#ECD1DA
oklch(88.6% 0.032 355.6)
-
Step 300
300
#E0B2C2
oklch(80.9% 0.057 355.7)
-
Step 400
400
#CF88A3
oklch(70.7% 0.093 355.3)
-
Step 500
500
#C0698C
oklch(63% 0.118 355.5)
-
Step 600
600 (this color)
#B4577E
oklch(58.2% 0.128 355.4)
-
Step 700
700
#934064
oklch(49.2% 0.119 355.2)
-
Step 800
800
#773551
oklch(42.6% 0.098 355.4)
-
Step 900
900
#612F43
oklch(37.8% 0.077 356.1)
-
Step 950
950
#391C27
oklch(27.1% 0.048 356.6)
#B4577E 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) | #646B7F | 0.140 |
| Deuteranopia (no green cones) | #7C7C7C | 0.128 |
| Tritanopia (no blue cones) | #C05265 | 0.041 |
| Achromatopsia (no color) | #767676 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4577E
#B4577E
oklch(58.2% 0.128 355.4)
- #008F78
#008F78
oklch(58.1% 0.109 176)
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 #B4577E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.044
- Deep Rose #C74767 ΔE 0.049
- Dark Rose #B5485D ΔE 0.049
- Dusky Rose #BA6873 ΔE 0.051
- Dark Pink #CB416B ΔE 0.055
- Mauve #AE7181 ΔE 0.062
- Light Burgundy #A8415B ΔE 0.066
- Dusty Red #B9484E ΔE 0.067
Use #B4577E 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.