#C42F78
Closest named color: Medium Violet Red (#C71585). oklch(55.8% 0.194 355.8), rgb(196, 47, 120).
Aa
White text reads best on this color (5.21:1).
About this color
#C42F78 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.194 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.036 away. White text reads best on it, at 5.21:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #C42F78 |
| RGB | rgb(196, 47, 120) |
| HSL | hsl(331, 61%, 48%) |
| OKLCH | oklch(55.8% 0.194 355.8) |
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 #C42F78 | 5.21:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #C42F78 | 4.02:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #C42F78 text on white | 5.21:1 | AA | Lc 74.5 | Content text, not long reading |
| #C42F78 text on black | 4.02:1 | AA large text | Lc -27.2 | 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
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CDDA
oklch(88.6% 0.048 356.6)
-
Step 300
300
#EFA9C3
oklch(80.9% 0.088 355.2)
-
Step 400
400
#E379A4
oklch(70.7% 0.139 355.6)
-
Step 500
500
#D8518D
oklch(63.1% 0.178 355.9)
-
Step 600
600 (this color)
#C42F78
oklch(55.8% 0.194 355.8)
-
Step 700
700
#A81E64
oklch(49.1% 0.18 355.9)
-
Step 800
800
#881D52
oklch(42.6% 0.149 355.5)
-
Step 900
900
#6E1F44
oklch(37.7% 0.117 355.5)
-
Step 950
950
#411428
oklch(27.1% 0.074 355.6)
#C42F78 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) | #4E5B7A | 0.218 |
| Deuteranopia (no green cones) | #777675 | 0.194 |
| Tritanopia (no blue cones) | #D41B50 | 0.064 |
| Achromatopsia (no color) | #6C6C6C | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C42F78
#C42F78
oklch(55.8% 0.194 355.8)
- #008871
#008871
oklch(56% 0.105 175.2)
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 #C42F78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.036
- Dark Pink #CB416B ΔE 0.044
- Dark Hot Pink #D90166 ΔE 0.049
- Deep Rose #C74767 ΔE 0.055
- Cerise #DE0C62 ΔE 0.059
- Lipstick #D5174E ΔE 0.067
- Dark Rose #B5485D ΔE 0.069
- Ruby #CA0147 ΔE 0.070
Use #C42F78 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.