#B40161
Closest named color: Violet Red (#A50055). oklch(50% 0.203 358.8), rgb(180, 1, 97).
Aa
White text reads best on this color (6.73:1).
About this color
#B40161 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.203 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.036 away. White text reads best on it, at 6.73:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 3.11:1 |
| White text | 6.73:1 |
Values
| HEX | #B40161 |
| RGB | rgb(180, 1, 97) |
| HSL | hsl(328, 99%, 35%) |
| OKLCH | oklch(50% 0.203 358.8) |
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 #B40161 | 6.73:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #B40161 | 3.11:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #B40161 text on white | 6.73:1 | AA | Lc 80.7 | Fine for body text |
| #B40161 text on black | 3.11:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FBE2E9
oklch(93.5% 0.029 358.8)
-
Step 200
200
#F9CBD8
oklch(88.6% 0.054 359.5)
-
Step 300
300
#F5A6BF
oklch(80.9% 0.098 358.9)
-
Step 400
400
#EC729F
oklch(70.7% 0.157 358.6)
-
Step 500
500
#E24587
oklch(63.2% 0.2 358.9)
-
Step 600
600
#CD1371
oklch(55.6% 0.218 358.7)
-
Step 700
700 (this color)
#B40161
oklch(50% 0.203 358.8)
-
Step 800
800
#90094D
oklch(42.8% 0.168 359)
-
Step 900
900
#741740
oklch(37.8% 0.131 359.2)
-
Step 950
950
#441026
oklch(27% 0.083 358.3)
#B40161 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) | #3C4863 | 0.232 |
| Deuteranopia (no green cones) | #69665D | 0.204 |
| Tritanopia (no blue cones) | #C40037 | 0.073 |
| Achromatopsia (no color) | #5C5C5C | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B40161
#B40161
oklch(50% 0.203 358.8)
- #007464
#007464
oklch(50% 0.092 178.7)
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 #B40161, closest first.
No curated palette has a color within ΔE 0.04 of #B40161.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.036
- Raspberry #B00149 ΔE 0.037
- Deep Magenta #A0025C ΔE 0.043
- Dark Fuchsia #9D0759 ΔE 0.049
- Red Violet #9E0168 ΔE 0.051
- Rose Red #BE013C ΔE 0.061
- Berry #990F4B ΔE 0.064
- Rouge #AB1239 ΔE 0.064
Use #B40161 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.