#B5508B
Closest named color: Light Plum (#9D5783). oklch(57.8% 0.147 346.6), rgb(181, 80, 139).
Aa
White text reads best on this color (4.68:1).
About this color
#B5508B is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.147 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.048 away. White text reads best on it, at 4.68:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #B5508B |
| RGB | rgb(181, 80, 139) |
| HSL | hsl(325, 41%, 51%) |
| OKLCH | oklch(57.8% 0.147 346.6) |
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 #B5508B | 4.68:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #B5508B | 4.48:1 | AA large text | Lc 32.1 | Non-text elements, placeholder text |
| #B5508B text on white | 4.68:1 | AA | Lc 72.0 | Content text, not long reading |
| #B5508B text on black | 4.48:1 | AA large text | Lc -29.7 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5EC
oklch(93.6% 0.019 347.4)
-
Step 200
200
#ECD0DE
oklch(88.5% 0.036 346.2)
-
Step 300
300
#E1B0C9
oklch(80.9% 0.065 346.6)
-
Step 400
400
#D185AE
oklch(70.7% 0.106 346.6)
-
Step 500
500
#C3649A
oklch(63.1% 0.137 346.5)
-
Step 600
600 (this color)
#B5508B
oklch(57.8% 0.147 346.6)
-
Step 700
700
#953A70
oklch(49.1% 0.137 346.7)
-
Step 800
800
#79315B
oklch(42.7% 0.113 346.9)
-
Step 900
900
#622C4B
oklch(37.8% 0.088 346.6)
-
Step 950
950
#3A1A2C
oklch(27% 0.057 346.7)
#B5508B 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) | #5A698D | 0.159 |
| Deuteranopia (no green cones) | #767A88 | 0.143 |
| Tritanopia (no blue cones) | #C04E67 | 0.058 |
| Achromatopsia (no color) | #747474 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5508B
#B5508B
oklch(57.8% 0.147 346.6)
- #008F6A
#008F6A
oklch(57.7% 0.119 166.8)
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 #B5508B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.048
- Dark Pink #CB416B ΔE 0.062
- Deep Rose #C74767 ΔE 0.062
- Dark Rose #B5485D ΔE 0.067
- Light Burgundy #A8415B ΔE 0.077
- Dark Lilac #9C6DA5 ΔE 0.077
- Dusky Rose #BA6873 ΔE 0.078
- Medium Violet Red #C71585 ΔE 0.079
Use #B5508B 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.