#C11B56
Closest named color: Ruby (#CA0147). oklch(53% 0.198 7.8), rgb(193, 27, 86).
Aa
White text reads best on this color (5.90:1).
About this color
#C11B56 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.198 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.026 away. White text reads best on it, at 5.90:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.55:1 |
| White text | 5.90:1 |
Values
| HEX | #C11B56 |
| RGB | rgb(193, 27, 86) |
| HSL | hsl(339, 75%, 43%) |
| OKLCH | oklch(53% 0.198 7.8) |
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 #C11B56 | 5.90:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #C11B56 | 3.55:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #C11B56 text on white | 5.90:1 | AA | Lc 77.7 | Fine for body text |
| #C11B56 text on black | 3.55:1 | AA large text | Lc -24.1 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CCD3
oklch(88.4% 0.049 7.1)
-
Step 300
300
#F3A9B6
oklch(80.9% 0.088 7.7)
-
Step 400
400
#EA7790
oklch(70.7% 0.144 7.7)
-
Step 500
500
#DF4E75
oklch(63.1% 0.182 7.6)
-
Step 600
600 (this color)
#C11B56
oklch(53% 0.198 7.8)
-
Step 700
700
#AF174D
oklch(49.2% 0.184 7.9)
-
Step 800
800
#8E183F
oklch(42.7% 0.153 7.9)
-
Step 900
900
#721D36
oklch(37.7% 0.119 7.4)
-
Step 950
950
#43131F
oklch(27% 0.075 8.4)
#C11B56 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) | #4D4F57 | 0.223 |
| Deuteranopia (no green cones) | #777052 | 0.203 |
| Tritanopia (no blue cones) | #D30037 | 0.052 |
| Achromatopsia (no color) | #646464 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C11B56
#C11B56
oklch(53% 0.198 7.8)
- #007C75
#007C75
oklch(52.8% 0.092 187.9)
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 #C11B56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.026
- Rose Red #BE013C ΔE 0.035
- Lipstick #D5174E ΔE 0.043
- Raspberry #B00149 ΔE 0.045
- Lipstick Red #C0022F ΔE 0.049
- Cherry #CF0234 ΔE 0.050
- Dark Hot Pink #D90166 ΔE 0.052
- Dark Pink #CB416B ΔE 0.058
Use #C11B56 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.