#B42978
Closest named color: Medium Violet Red (#C71585). oklch(52.7% 0.188 351), rgb(180, 41, 120).
Aa
White text reads best on this color (5.95:1).
About this color
#B42978 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.188 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.043 away. White text reads best on it, at 5.95:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.188) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.52:1 |
| White text | 5.95:1 |
Values
| HEX | #B42978 |
| RGB | rgb(180, 41, 120) |
| HSL | hsl(326, 63%, 43%) |
| OKLCH | oklch(52.7% 0.188 351) |
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 #B42978 | 5.95:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #B42978 | 3.52:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #B42978 text on white | 5.95:1 | AA | Lc 78.4 | Fine for body text |
| #B42978 text on black | 3.52:1 | AA large text | Lc -23.4 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F8E4EC
oklch(93.7% 0.024 351.3)
-
Step 200
200
#F3CDDD
oklch(88.5% 0.047 350.9)
-
Step 300
300
#ECAAC7
oklch(80.8% 0.085 351.1)
-
Step 400
400
#DF7BAB
oklch(70.7% 0.135 351)
-
Step 500
500
#D35596
oklch(63.1% 0.172 351.1)
-
Step 600
600 (this color)
#B42978
oklch(52.7% 0.188 351)
-
Step 700
700
#A4256D
oklch(49.2% 0.175 351)
-
Step 800
800
#852159
oklch(42.7% 0.145 350.7)
-
Step 900
900
#6B2249
oklch(37.7% 0.113 350.8)
-
Step 950
950
#3F152B
oklch(27% 0.072 350.4)
#B42978 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) | #42547A | 0.211 |
| Deuteranopia (no green cones) | #6A6D75 | 0.187 |
| Tritanopia (no blue cones) | #C21D4D | 0.070 |
| Achromatopsia (no color) | #646464 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B42978
#B42978
oklch(52.7% 0.188 351)
- #007E63
#007E63
oklch(52.8% 0.103 170.9)
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 #B42978, closest first.
No curated palette has a color within ΔE 0.04 of #B42978.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.043
- Red Violet #9E0168 ΔE 0.065
- Violet Red #A50055 ΔE 0.067
- Deep Magenta #A0025C ΔE 0.068
- Light Burgundy #A8415B ΔE 0.069
- Raspberry #B00149 ΔE 0.071
- Dark Fuchsia #9D0759 ΔE 0.074
- Dark Pink #CB416B ΔE 0.074
Use #B42978 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.