#C51C7D
Closest named color: Medium Violet Red (#C71585). oklch(55% 0.213 352.6), rgb(197, 28, 125).
Aa
White text reads best on this color (5.47:1).
About this color
#C51C7D is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.213 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.015 away. White text reads best on it, at 5.47:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.213) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #C51C7D |
| RGB | rgb(197, 28, 125) |
| HSL | hsl(326, 75%, 44%) |
| OKLCH | oklch(55% 0.213 352.6) |
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 #C51C7D | 5.47:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #C51C7D | 3.83:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #C51C7D text on white | 5.47:1 | AA | Lc 75.5 | Fine for body text |
| #C51C7D text on black | 3.83:1 | AA large text | Lc -26.2 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EB
oklch(93.7% 0.027 354.5)
-
Step 200
200
#F6CBDC
oklch(88.4% 0.053 352.5)
-
Step 300
300
#F2A7C6
oklch(80.9% 0.096 353)
-
Step 400
400
#E774AA
oklch(70.7% 0.154 352.3)
-
Step 500
500
#DC4995
oklch(63.1% 0.196 352.3)
-
Step 600
600 (this color)
#C51C7D
oklch(55% 0.213 352.6)
-
Step 700
700
#AC0B6B
oklch(49.2% 0.198 352.7)
-
Step 800
800
#8B1257
oklch(42.6% 0.163 352.6)
-
Step 900
900
#701A48
oklch(37.7% 0.128 352.3)
-
Step 950
950
#42112A
oklch(26.9% 0.081 352.4)
#C51C7D 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) | #42567F | 0.242 |
| Deuteranopia (no green cones) | #727479 | 0.212 |
| Tritanopia (no blue cones) | #D5004C | 0.079 |
| Achromatopsia (no color) | #696969 | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C51C7D
#C51C7D
oklch(55% 0.213 352.6)
- #00856B
#00856B
oklch(55% 0.106 172.6)
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 #C51C7D, closest first.
No curated palette has a color within ΔE 0.04 of #C51C7D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.015
- Dark Hot Pink #D90166 ΔE 0.053
- Cerise #DE0C62 ΔE 0.066
- Dark Pink #CB416B ΔE 0.067
- Deep Rose #C74767 ΔE 0.078
- Ruby #CA0147 ΔE 0.079
- Lipstick #D5174E ΔE 0.080
- Raspberry #B00149 ΔE 0.087
Use #C51C7D 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.