#C03178
Closest named color: Medium Violet Red (#C71585). oklch(55.3% 0.189 355), rgb(192, 49, 120).
Aa
White text reads best on this color (5.31:1).
About this color
#C03178 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.189 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.038 away. White text reads best on it, at 5.31:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #C03178 |
| RGB | rgb(192, 49, 120) |
| HSL | hsl(330, 59%, 47%) |
| OKLCH | oklch(55.3% 0.189 355) |
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 #C03178 | 5.31:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #C03178 | 3.95:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #C03178 text on white | 5.31:1 | AA | Lc 75.2 | Fine for body text |
| #C03178 text on black | 3.95:1 | AA large text | Lc -26.5 | 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
#F8E3EB
oklch(93.5% 0.025 352.5)
-
Step 200
200
#F4CDDB
oklch(88.5% 0.047 354.5)
-
Step 300
300
#EDAAC3
oklch(80.8% 0.084 355)
-
Step 400
400
#E17AA5
oklch(70.6% 0.136 354.7)
-
Step 500
500
#D6538F
oklch(63.1% 0.175 354.8)
-
Step 600
600 (this color)
#C03178
oklch(55.3% 0.189 355)
-
Step 700
700
#A62366
oklch(49.1% 0.175 354.9)
-
Step 800
800
#872053
oklch(42.8% 0.145 355)
-
Step 900
900
#6D2145
oklch(37.8% 0.114 354.7)
-
Step 950
950
#401528
oklch(27% 0.071 355.4)
#C03178 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) | #4D5A7A | 0.212 |
| Deuteranopia (no green cones) | #757575 | 0.189 |
| Tritanopia (no blue cones) | #CF2150 | 0.064 |
| Achromatopsia (no color) | #6B6B6B | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C03178
#C03178
oklch(55.3% 0.189 355)
- #00866F
#00866F
oklch(55.4% 0.104 175)
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 #C03178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.038
- Dark Pink #CB416B ΔE 0.047
- Dark Hot Pink #D90166 ΔE 0.056
- Deep Rose #C74767 ΔE 0.056
- Cerise #DE0C62 ΔE 0.065
- Dark Rose #B5485D ΔE 0.066
- Light Burgundy #A8415B ΔE 0.070
- Lipstick #D5174E ΔE 0.071
Use #C03178 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.