#C81578
Closest named color: Medium Violet Red (#C71585). oklch(55% 0.217 354.9), rgb(200, 21, 120).
Aa
White text reads best on this color (5.47:1).
About this color
#C81578 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.217 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.021 away. White text reads best on it, at 5.47:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.217) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #C81578 |
| RGB | rgb(200, 21, 120) |
| HSL | hsl(327, 81%, 43%) |
| OKLCH | oklch(55% 0.217 354.9) |
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 #C81578 | 5.47:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #C81578 | 3.83:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #C81578 text on white | 5.47:1 | AA | Lc 75.3 | Fine for body text |
| #C81578 text on black | 3.83:1 | AA large text | Lc -26.4 | 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
#F8CBDB
oklch(88.5% 0.055 354.9)
-
Step 300
300
#F3A6C4
oklch(80.8% 0.098 354.5)
-
Step 400
400
#E973A6
oklch(70.7% 0.155 354.6)
-
Step 500
500
#DF4690
oklch(63.1% 0.2 354.7)
-
Step 600
600 (this color)
#C81578
oklch(55% 0.217 354.9)
-
Step 700
700
#AE0166
oklch(49.1% 0.201 355.1)
-
Step 800
800
#8D0D54
oklch(42.6% 0.167 354.5)
-
Step 900
900
#721845
oklch(37.7% 0.13 355)
-
Step 950
950
#431128
oklch(27% 0.081 355.6)
#C81578 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) | #44557A | 0.246 |
| Deuteranopia (no green cones) | #747474 | 0.217 |
| Tritanopia (no blue cones) | #D90048 | 0.079 |
| Achromatopsia (no color) | #696969 | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C81578
#C81578
oklch(55% 0.217 354.9)
- #00856E
#00856E
oklch(55.1% 0.104 174.8)
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 #C81578, closest first.
No curated palette has a color within ΔE 0.04 of #C81578.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.021
- Dark Hot Pink #D90166 ΔE 0.044
- Cerise #DE0C62 ΔE 0.058
- Dark Pink #CB416B ΔE 0.064
- Ruby #CA0147 ΔE 0.071
- Lipstick #D5174E ΔE 0.072
- Deep Rose #C74767 ΔE 0.076
- Raspberry #B00149 ΔE 0.084
Use #C81578 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.