#B13399
Closest named color: Medium Violet Red (#C71585). oklch(54.5% 0.195 336.6), rgb(177, 51, 153).
Aa
White text reads best on this color (5.52:1).
About this color
#B13399 is a medium-dark, vivid pink. In OKLCH its lightness is 55%, its chroma 0.195 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.055 away. White text reads best on it, at 5.52:1.
| Hue family | Pinks |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.80:1 |
| White text | 5.52:1 |
Values
| HEX | #B13399 |
| RGB | rgb(177, 51, 153) |
| HSL | hsl(311, 55%, 45%) |
| OKLCH | oklch(54.5% 0.195 336.6) |
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 #B13399 | 5.52:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #B13399 | 3.80:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #B13399 text on white | 5.52:1 | AA | Lc 76.5 | Fine for body text |
| #B13399 text on black | 3.80:1 | AA large text | Lc -25.3 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F6E4F0
oklch(93.7% 0.025 337.8)
-
Step 200
200
#EFCDE5
oklch(88.4% 0.049 336.6)
-
Step 300
300
#E6ABD6
oklch(80.9% 0.089 336.5)
-
Step 400
400
#D77CC1
oklch(70.7% 0.141 336.6)
-
Step 500
500
#CA57B1
oklch(63.2% 0.179 336.7)
-
Step 600
600 (this color)
#B13399
oklch(54.5% 0.195 336.6)
-
Step 700
700
#9B2886
oklch(49.1% 0.181 336.4)
-
Step 800
800
#7E236D
oklch(42.7% 0.151 336.4)
-
Step 900
900
#662358
oklch(37.7% 0.117 336.8)
-
Step 950
950
#3C1634
oklch(27.1% 0.074 336.2)
#B13399 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) | #365C9C | 0.211 |
| Deuteranopia (no green cones) | #607096 | 0.183 |
| Tritanopia (no blue cones) | #BA3B62 | 0.095 |
| Achromatopsia (no color) | #696969 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B13399
#B13399
oklch(54.5% 0.195 336.6)
- #00864F
#00864F
oklch(54.5% 0.131 156.4)
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 #B13399, closest first.
No curated palette has a color within ΔE 0.04 of #B13399.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.055
- Warm Purple #952E8F ΔE 0.059
- Purply #983FB2 ΔE 0.064
- Purpley Pink #C83CB9 ΔE 0.066
- Pinky Purple #C94CBE ΔE 0.081
- Light Eggplant #894585 ΔE 0.086
- Light Plum #9D5783 ΔE 0.089
- Red Violet #9E0168 ΔE 0.094
Use #B13399 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.