#CA166C
Closest named color: Dark Hot Pink (#D90166). oklch(55% 0.213 0.2), rgb(202, 22, 108).
Aa
White text reads best on this color (5.46:1).
About this color
#CA166C is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.213 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Hot Pink (#D90166), ΔE 0.031 away. White text reads best on it, at 5.46:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.213) |
| Temperature | warm |
| Nearest name | Dark Hot Pink (#D90166) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #CA166C |
| RGB | rgb(202, 22, 108) |
| HSL | hsl(331, 80%, 44%) |
| OKLCH | oklch(55% 0.213 0.2) |
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 #CA166C | 5.46:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #CA166C | 3.84:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #CA166C text on white | 5.46:1 | AA | Lc 75.2 | Fine for body text |
| #CA166C text on black | 3.84:1 | AA large text | Lc -26.5 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FBE3E9
oklch(93.7% 0.027 0.7)
-
Step 200
200
#F8CBD7
oklch(88.4% 0.053 0.4)
-
Step 300
300
#F5A7BE
oklch(81% 0.096 0.2)
-
Step 400
400
#EB739C
oklch(70.6% 0.154 0.2)
-
Step 500
500
#E14784
oklch(63.1% 0.196 0.2)
-
Step 600
600 (this color)
#CA166C
oklch(55% 0.213 0.2)
-
Step 700
700
#B0025C
oklch(49.1% 0.198 0)
-
Step 800
800
#8F0E4B
oklch(42.7% 0.164 0.2)
-
Step 900
900
#73193F
oklch(37.8% 0.127 359.9)
-
Step 950
950
#441125
oklch(27.1% 0.081 360)
#CA166C 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) | #4A546E | 0.242 |
| Deuteranopia (no green cones) | #797568 | 0.215 |
| Tritanopia (no blue cones) | #DC0042 | 0.069 |
| Achromatopsia (no color) | #696969 | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA166C
#CA166C
oklch(55% 0.213 0.2)
- #008474
#008474
oklch(55% 0.099 180.4)
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 #CA166C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Hot Pink #D90166 ΔE 0.031
- Medium Violet Red #C71585 ΔE 0.041
- Cerise #DE0C62 ΔE 0.044
- Ruby #CA0147 ΔE 0.052
- Lipstick #D5174E ΔE 0.052
- Dark Pink #CB416B ΔE 0.053
- Deep Rose #C74767 ΔE 0.065
- Rose Red #BE013C ΔE 0.071
Use #CA166C 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.