#C0378E
Closest named color: Medium Violet Red (#C71585). oklch(56.7% 0.193 346), rgb(192, 55, 142).
Aa
White text reads best on this color (5.02:1).
About this color
#C0378E is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.193 and its hue 346°. 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 5.02:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.193) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.17:1 |
| White text | 5.02:1 |
Values
| HEX | #C0378E |
| RGB | rgb(192, 55, 142) |
| HSL | hsl(322, 55%, 48%) |
| OKLCH | oklch(56.7% 0.193 346) |
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 #C0378E | 5.02:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #C0378E | 4.17:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #C0378E text on white | 5.02:1 | AA | Lc 73.6 | Content text, not long reading |
| #C0378E text on black | 4.17:1 | AA large text | Lc -28.1 | 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 600.
-
Step 50
50
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F7E3ED
oklch(93.5% 0.025 345.8)
-
Step 200
200
#F2CDE0
oklch(88.5% 0.048 345.8)
-
Step 300
300
#EAAACC
oklch(80.8% 0.086 346.1)
-
Step 400
400
#DD7BB3
oklch(70.8% 0.138 345.9)
-
Step 500
500
#D154A0
oklch(63.1% 0.178 345.9)
-
Step 600
600 (this color)
#C0378E
oklch(56.7% 0.193 346)
-
Step 700
700
#A22476
oklch(49.2% 0.179 346)
-
Step 800
800
#832060
oklch(42.6% 0.149 345.7)
-
Step 900
900
#6A214E
oklch(37.6% 0.116 346.2)
-
Step 950
950
#3E152E
oklch(27% 0.073 345.5)
#C0378E 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) | #486090 | 0.214 |
| Deuteranopia (no green cones) | #71788B | 0.188 |
| Tritanopia (no blue cones) | #CD345E | 0.079 |
| Achromatopsia (no color) | #6F6F6F | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C0378E
#C0378E
oklch(56.7% 0.193 346)
- #008C66
#008C66
oklch(56.7% 0.118 165.7)
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 #C0378E, closest first.
No curated palette has a color within ΔE 0.04 of #C0378E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.034
- Purpley Pink #C83CB9 ΔE 0.067
- Dark Pink #CB416B ΔE 0.068
- Deep Rose #C74767 ΔE 0.077
- Dark Hot Pink #D90166 ΔE 0.077
- Pinky Purple #C94CBE ΔE 0.077
- Cerise #DE0C62 ΔE 0.086
- Light Plum #9D5783 ΔE 0.087
Use #C0378E 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.