#B6578F
Closest named color: Light Plum (#9D5783). oklch(59% 0.139 345.8), rgb(182, 87, 143).
Aa
Black text reads best on this color (4.74:1).
About this color
#B6578F is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.139 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.050 away. Black text reads best on it, at 4.74:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.74:1 |
| White text | 4.42:1 |
Values
| HEX | #B6578F |
| RGB | rgb(182, 87, 143) |
| HSL | hsl(325, 39%, 53%) |
| OKLCH | oklch(59% 0.139 345.8) |
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 #B6578F | 4.42:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #B6578F | 4.74:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #B6578F text on white | 4.42:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #B6578F text on black | 4.74:1 | AA | Lc -31.4 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5EC
oklch(93.6% 0.019 347.4)
-
Step 200
200
#EBD0DE
oklch(88.4% 0.035 345.2)
-
Step 300
300
#E0B1C9
oklch(81% 0.063 346.5)
-
Step 400
400
#CE87AE
oklch(70.7% 0.1 345.9)
-
Step 500
500
#C0679A
oklch(63.2% 0.129 346)
-
Step 600
600 (this color)
#B6578F
oklch(59% 0.139 345.8)
-
Step 700
700
#923D70
oklch(49.1% 0.13 345.9)
-
Step 800
800
#77335B
oklch(42.7% 0.107 346.3)
-
Step 900
900
#602D4B
oklch(37.6% 0.084 345.6)
-
Step 950
950
#391B2C
oklch(27.1% 0.054 346.2)
#B6578F 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) | #5F6E91 | 0.150 |
| Deuteranopia (no green cones) | #797E8D | 0.135 |
| Tritanopia (no blue cones) | #C1566D | 0.056 |
| Achromatopsia (no color) | #787878 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B6578F
#B6578F
oklch(59% 0.139 345.8)
- #00946C
#00946C
oklch(59.1% 0.123 165.7)
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 #B6578F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.050
- Deep Rose #C74767 ΔE 0.065
- Dark Lilac #9C6DA5 ΔE 0.066
- Dark Pink #CB416B ΔE 0.066
- Dusky Rose #BA6873 ΔE 0.069
- Soft Purple #A66FB5 ΔE 0.072
- Mauve #AE7181 ΔE 0.072
- Dark Rose #B5485D ΔE 0.073
Use #B6578F 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.