#B15978
Closest named color: Light Plum (#9D5783). oklch(57.8% 0.119 359.2), rgb(177, 89, 120).
Aa
White text reads best on this color (4.59:1).
About this color
#B15978 is a medium-dark, moderately saturated red. In OKLCH its lightness is 58%, its chroma 0.119 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.043 away. White text reads best on it, at 4.59:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.56:1 |
| White text | 4.59:1 |
Values
| HEX | #B15978 |
| RGB | rgb(177, 89, 120) |
| HSL | hsl(339, 36%, 52%) |
| OKLCH | oklch(57.8% 0.119 359.2) |
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 #B15978 | 4.59:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #B15978 | 4.56:1 | AA | Lc 32.5 | Non-text elements, placeholder text |
| #B15978 text on white | 4.59:1 | AA | Lc 71.5 | Content text, not long reading |
| #B15978 text on black | 4.56:1 | AA | Lc -30.1 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F3E6E9
oklch(93.6% 0.015 1.6)
-
Step 200
200
#EBD1D8
oklch(88.4% 0.03 359.6)
-
Step 300
300
#DFB3C0
oklch(81% 0.054 358.8)
-
Step 400
400
#CD8A9F
oklch(70.7% 0.086 359.1)
-
Step 500
500
#BF6C88
oklch(63.2% 0.11 359.1)
-
Step 600
600 (this color)
#B15978
oklch(57.8% 0.119 359.2)
-
Step 700
700
#91435F
oklch(49.1% 0.11 359.3)
-
Step 800
800
#76374E
oklch(42.7% 0.092 358.7)
-
Step 900
900
#603041
oklch(37.7% 0.073 358.6)
-
Step 950
950
#381D26
oklch(27.1% 0.044 359.1)
#B15978 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) | #666B79 | 0.131 |
| Deuteranopia (no green cones) | #7D7B76 | 0.119 |
| Tritanopia (no blue cones) | #BD5364 | 0.035 |
| Achromatopsia (no color) | #757575 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B15978
#B15978
oklch(57.8% 0.119 359.2)
- #008E7B
#008E7B
oklch(57.9% 0.106 178.9)
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 #B15978, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.043
- Dark Rose #B5485D ΔE 0.044
- Dusky Rose #BA6873 ΔE 0.045
- Deep Rose #C74767 ΔE 0.051
- Mauve #AE7181 ΔE 0.056
- Dark Pink #CB416B ΔE 0.060
- Dusty Red #B9484E ΔE 0.060
- Light Burgundy #A8415B ΔE 0.062
Use #B15978 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.