#B1618F
Closest named color: Light Plum (#9D5783). oklch(59.9% 0.118 345.7), rgb(177, 97, 143).
Aa
Black text reads best on this color (4.97:1).
About this color
#B1618F is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.118 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.048 away. Black text reads best on it, at 4.97:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #B1618F |
| RGB | rgb(177, 97, 143) |
| HSL | hsl(326, 34%, 54%) |
| OKLCH | oklch(59.9% 0.118 345.7) |
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 #B1618F | 4.22:1 | AA large text | Lc -74.3 | Content text, not long reading |
| Black text on #B1618F | 4.97:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #B1618F text on white | 4.22:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #B1618F text on black | 4.97:1 | AA | Lc -32.8 | 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 500.
-
Step 50
50
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F3E6EC
oklch(93.7% 0.016 347.6)
-
Step 200
200
#EAD1DE
oklch(88.5% 0.033 345)
-
Step 300
300
#DDB2C9
oklch(80.9% 0.058 345.1)
-
Step 400
400
#CB89AD
oklch(70.7% 0.093 345.9)
-
Step 500
500 (this color)
#B1618F
oklch(59.9% 0.118 345.7)
-
Step 600
600
#A75183
oklch(55.7% 0.128 346.1)
-
Step 700
700
#8F416F
oklch(49.1% 0.119 346)
-
Step 800
800
#74365B
oklch(42.7% 0.099 345.3)
-
Step 900
900
#5E2F4A
oklch(37.6% 0.077 346)
-
Step 950
950
#371C2C
oklch(27% 0.049 344.5)
#B1618F 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) | #677391 | 0.125 |
| Deuteranopia (no green cones) | #7C808D | 0.114 |
| Tritanopia (no blue cones) | #BA6072 | 0.046 |
| Achromatopsia (no color) | #7B7B7B | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1618F
#B1618F
oklch(59.9% 0.118 345.7)
- #1C966F
#1C966F
oklch(60% 0.118 165.5)
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 #B1618F, 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 Lilac #9C6DA5 ΔE 0.050
- Mauve #AE7181 ΔE 0.051
- Dusky Rose #BA6873 ΔE 0.054
- Faded Purple #916E99 ΔE 0.060
- Soft Purple #A66FB5 ΔE 0.061
- Dusty Rose #C0737A ΔE 0.070
- Deep Rose #C74767 ΔE 0.074
Use #B1618F 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.