#B91178
Closest named color: Medium Violet Red (#C71585). oklch(52.2% 0.209 351), rgb(185, 17, 120).
Aa
White text reads best on this color (6.15:1).
About this color
#B91178 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.209 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.034 away. White text reads best on it, at 6.15:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.41:1 |
| White text | 6.15:1 |
Values
| HEX | #B91178 |
| RGB | rgb(185, 17, 120) |
| HSL | hsl(323, 83%, 40%) |
| OKLCH | oklch(52.2% 0.209 351) |
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 #B91178 | 6.15:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #B91178 | 3.41:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #B91178 text on white | 6.15:1 | AA | Lc 78.7 | Fine for body text |
| #B91178 text on black | 3.41:1 | AA large text | Lc -23.1 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F8CBDE
oklch(88.6% 0.056 351.1)
-
Step 300
300
#F3A6C9
oklch(81% 0.1 350.7)
-
Step 400
400
#E971AD
oklch(70.6% 0.162 350.8)
-
Step 500
500
#DF4399
oklch(63.1% 0.208 350.8)
-
Step 600
600
#CA1083
oklch(55.6% 0.225 351)
-
Step 700
700 (this color)
#B91178
oklch(52.2% 0.209 351)
-
Step 800
800
#8D075A
oklch(42.6% 0.173 351)
-
Step 900
900
#72164A
oklch(37.7% 0.135 351.2)
-
Step 950
950
#43102B
oklch(27% 0.084 351.6)
#B91178 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) | #394F7A | 0.239 |
| Deuteranopia (no green cones) | #696C75 | 0.207 |
| Tritanopia (no blue cones) | #C80047 | 0.082 |
| Achromatopsia (no color) | #616161 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B91178
#B91178
oklch(52.2% 0.209 351)
- #007C62
#007C62
oklch(52.2% 0.102 171.4)
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 #B91178, closest first.
No curated palette has a color within ΔE 0.04 of #B91178.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.034
- Red Violet #9E0168 ΔE 0.063
- Violet Red #A50055 ΔE 0.067
- Deep Magenta #A0025C ΔE 0.067
- Raspberry #B00149 ΔE 0.073
- Dark Hot Pink #D90166 ΔE 0.073
- Dark Fuchsia #9D0759 ΔE 0.074
- Warm Purple #952E8F ΔE 0.082
Use #B91178 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.