#C51081
Closest named color: Medium Violet Red (#C71585). oklch(54.7% 0.221 350.5), rgb(197, 16, 129).
Aa
White text reads best on this color (5.57:1).
About this color
#C51081 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.221 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.008 away. White text reads best on it, at 5.57:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.221) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #C51081 |
| RGB | rgb(197, 16, 129) |
| HSL | hsl(323, 85%, 42%) |
| OKLCH | oklch(54.7% 0.221 350.5) |
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 #C51081 | 5.57:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #C51081 | 3.76:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #C51081 text on white | 5.57:1 | AA | Lc 75.7 | Fine for body text |
| #C51081 text on black | 3.76:1 | AA large text | Lc -26.0 | 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F7CBDE
oklch(88.5% 0.055 350.5)
-
Step 300
300
#F2A6C9
oklch(80.8% 0.099 350.4)
-
Step 400
400
#E872AD
oklch(70.6% 0.159 350.7)
-
Step 500
500
#DD4699
oklch(63.1% 0.202 350.6)
-
Step 600
600 (this color)
#C51081
oklch(54.7% 0.221 350.5)
-
Step 700
700
#AC006F
oklch(49% 0.204 350.6)
-
Step 800
800
#8C0C5B
oklch(42.7% 0.17 350.4)
-
Step 900
900
#71184B
oklch(37.8% 0.132 350.4)
-
Step 950
950
#43102C
oklch(27.1% 0.085 350.4)
#C51081 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) | #3C5583 | 0.252 |
| Deuteranopia (no green cones) | #6F737D | 0.219 |
| Tritanopia (no blue cones) | #D4004C | 0.087 |
| Achromatopsia (no color) | #686868 | 0.223 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C51081
#C51081
oklch(54.7% 0.221 350.5)
- #008467
#008467
oklch(54.6% 0.108 170.3)
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 #C51081, closest first.
No curated palette has a color within ΔE 0.04 of #C51081.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.008
- Dark Hot Pink #D90166 ΔE 0.060
- Cerise #DE0C62 ΔE 0.074
- Dark Pink #CB416B ΔE 0.078
- Ruby #CA0147 ΔE 0.088
- Lipstick #D5174E ΔE 0.089
- Red Violet #9E0168 ΔE 0.090
- Purpley Pink #C83CB9 ΔE 0.090
Use #C51081 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.