#CA106D
Closest named color: Dark Hot Pink (#D90166). oklch(54.8% 0.216 359.5), rgb(202, 16, 109).
Aa
White text reads best on this color (5.51:1).
About this color
#CA106D is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.216 and its hue 360°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Hot Pink (#D90166), ΔE 0.032 away. White text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.216) |
| Temperature | warm |
| Nearest name | Dark Hot Pink (#D90166) |
| Black text | 3.80:1 |
| White text | 5.51:1 |
Values
| HEX | #CA106D |
| RGB | rgb(202, 16, 109) |
| HSL | hsl(330, 85%, 43%) |
| OKLCH | oklch(54.8% 0.216 359.5) |
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 #CA106D | 5.51:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #CA106D | 3.80:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #CA106D text on white | 5.51:1 | AA | Lc 75.4 | Fine for body text |
| #CA106D text on black | 3.80:1 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FBE3E9
oklch(93.7% 0.027 0.7)
-
Step 200
200
#F9CBD8
oklch(88.6% 0.054 359.5)
-
Step 300
300
#F5A6BE
oklch(80.8% 0.097 359.7)
-
Step 400
400
#EC739D
oklch(70.8% 0.155 359.9)
-
Step 500
500
#E24586
oklch(63.1% 0.2 359.3)
-
Step 600
600 (this color)
#CA106D
oklch(54.8% 0.216 359.5)
-
Step 700
700
#B0005D
oklch(49.1% 0.199 359.5)
-
Step 800
800
#8F0B4C
oklch(42.6% 0.166 359.4)
-
Step 900
900
#73173F
oklch(37.6% 0.13 359.5)
-
Step 950
950
#441025
oklch(27% 0.082 359.5)
#CA106D 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) | #48536F | 0.246 |
| Deuteranopia (no green cones) | #787469 | 0.217 |
| Tritanopia (no blue cones) | #DC0041 | 0.073 |
| Achromatopsia (no color) | #696969 | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA106D
#CA106D
oklch(54.8% 0.216 359.5)
- #008473
#008473
oklch(54.9% 0.1 179.5)
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 #CA106D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Hot Pink #D90166 ΔE 0.032
- Medium Violet Red #C71585 ΔE 0.038
- Cerise #DE0C62 ΔE 0.046
- Ruby #CA0147 ΔE 0.054
- Lipstick #D5174E ΔE 0.055
- Dark Pink #CB416B ΔE 0.057
- Deep Rose #C74767 ΔE 0.069
- Rose Red #BE013C ΔE 0.072
Use #CA106D 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.