#B15183
Closest named color: Light Plum (#9D5783). oklch(57.1% 0.137 349.9), rgb(177, 81, 131).
Aa
White text reads best on this color (4.80:1).
About this color
#B15183 is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.137 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.038 away. White text reads best on it, at 4.80:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.37:1 |
| White text | 4.80:1 |
Values
| HEX | #B15183 |
| RGB | rgb(177, 81, 131) |
| HSL | hsl(329, 38%, 51%) |
| OKLCH | oklch(57.1% 0.137 349.9) |
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 #B15183 | 4.80:1 | AA | Lc -78.3 | Fine for body text |
| Black text on #B15183 | 4.37:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #B15183 text on white | 4.80:1 | AA | Lc 72.8 | Content text, not long reading |
| #B15183 text on black | 4.37:1 | AA large text | Lc -28.9 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#ECD0DC
oklch(88.4% 0.035 350.1)
-
Step 300
300
#E1B1C6
oklch(81% 0.062 350.5)
-
Step 400
400
#CF87A9
oklch(70.7% 0.098 350.1)
-
Step 500
500
#C16794
oklch(63.1% 0.126 350)
-
Step 600
600 (this color)
#B15183
oklch(57.1% 0.137 349.9)
-
Step 700
700
#943D6B
oklch(49.2% 0.128 350)
-
Step 800
800
#783357
oklch(42.7% 0.106 350)
-
Step 900
900
#612D48
oklch(37.6% 0.083 349.4)
-
Step 950
950
#391B2A
oklch(27% 0.052 349.8)
#B15183 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) | #5C6885 | 0.149 |
| Deuteranopia (no green cones) | #767881 | 0.134 |
| Tritanopia (no blue cones) | #BC4E64 | 0.050 |
| Achromatopsia (no color) | #727272 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15183
#B15183
oklch(57.1% 0.137 349.9)
- #008C6D
#008C6D
oklch(56.9% 0.113 170.1)
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 #B15183, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.038
- Dark Rose #B5485D ΔE 0.055
- Deep Rose #C74767 ΔE 0.057
- Dark Pink #CB416B ΔE 0.059
- Light Burgundy #A8415B ΔE 0.064
- Dusky Rose #BA6873 ΔE 0.071
- Light Maroon #A24857 ΔE 0.071
- Dusty Red #B9484E ΔE 0.076
Use #B15183 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.