#B5378B
Closest named color: Medium Violet Red (#C71585). oklch(54.9% 0.183 344), rgb(181, 55, 139).
Aa
White text reads best on this color (5.40:1).
About this color
#B5378B is a medium-dark, vivid pink. In OKLCH its lightness is 55%, its chroma 0.183 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.044 away. White text reads best on it, at 5.40:1.
| Hue family | Pinks |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #B5378B |
| RGB | rgb(181, 55, 139) |
| HSL | hsl(320, 53%, 46%) |
| OKLCH | oklch(54.9% 0.183 344) |
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 #B5378B | 5.40:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #B5378B | 3.88:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #B5378B text on white | 5.40:1 | AA | Lc 75.9 | Fine for body text |
| #B5378B text on black | 3.88:1 | AA large text | Lc -25.8 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4EE
oklch(93.6% 0.024 342.9)
-
Step 200
200
#F0CEE1
oklch(88.6% 0.045 343.4)
-
Step 300
300
#E8ACCE
oklch(81% 0.082 344.1)
-
Step 400
400
#D97DB5
oklch(70.6% 0.132 343.7)
-
Step 500
500
#CC59A2
oklch(63.1% 0.167 344)
-
Step 600
600 (this color)
#B5378B
oklch(54.9% 0.183 344)
-
Step 700
700
#9E2A78
oklch(49.1% 0.171 344.1)
-
Step 800
800
#802562
oklch(42.7% 0.142 343.7)
-
Step 900
900
#672450
oklch(37.6% 0.11 343.5)
-
Step 950
950
#3D162F
oklch(27% 0.071 343.6)
#B5378B 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) | #445D8D | 0.202 |
| Deuteranopia (no green cones) | #6A7288 | 0.177 |
| Tritanopia (no blue cones) | #C1365C | 0.078 |
| Achromatopsia (no color) | #6A6A6A | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5378B
#B5378B
oklch(54.9% 0.183 344)
- #00865E
#00865E
oklch(54.9% 0.117 163.7)
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 #B5378B, closest first.
No curated palette has a color within ΔE 0.04 of #B5378B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.044
- Warm Purple #952E8F ΔE 0.071
- Light Plum #9D5783 ΔE 0.076
- Dark Pink #CB416B ΔE 0.077
- Purpley Pink #C83CB9 ΔE 0.078
- Deep Rose #C74767 ΔE 0.083
- Light Burgundy #A8415B ΔE 0.084
- Purply #983FB2 ΔE 0.085
Use #B5378B 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.