#CD166E
Closest named color: Dark Hot Pink (#D90166). oklch(55.6% 0.216 0), rgb(205, 22, 110).
Aa
White text reads best on this color (5.33:1).
About this color
#CD166E is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.216 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Hot Pink (#D90166), ΔE 0.026 away. White text reads best on it, at 5.33:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.216) |
| Temperature | warm |
| Nearest name | Dark Hot Pink (#D90166) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #CD166E |
| RGB | rgb(205, 22, 110) |
| HSL | hsl(331, 81%, 45%) |
| OKLCH | oklch(55.6% 0.216 0) |
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 #CD166E | 5.33:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #CD166E | 3.93:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #CD166E text on white | 5.33:1 | AA | Lc 74.5 | Content text, not long reading |
| #CD166E text on black | 3.93:1 | AA large text | Lc -27.2 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FBE3E9
oklch(93.7% 0.027 0.7)
-
Step 200
200
#F9CBD7
oklch(88.5% 0.054 0.8)
-
Step 300
300
#F5A6BE
oklch(80.8% 0.097 359.7)
-
Step 400
400
#EC739C
oklch(70.8% 0.155 0.4)
-
Step 500
500
#E24684
oklch(63.2% 0.198 0.3)
-
Step 600
600 (this color)
#CD166E
oklch(55.6% 0.216 0)
-
Step 700
700
#B0005C
oklch(49% 0.199 360)
-
Step 800
800
#900B4B
oklch(42.8% 0.166 0.2)
-
Step 900
900
#73183F
oklch(37.7% 0.129 359.7)
-
Step 950
950
#441025
oklch(27% 0.082 359.5)
#CD166E 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) | #4B5570 | 0.245 |
| Deuteranopia (no green cones) | #7A776A | 0.219 |
| Tritanopia (no blue cones) | #DF0043 | 0.071 |
| Achromatopsia (no color) | #6B6B6B | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CD166E
#CD166E
oklch(55.6% 0.216 0)
- #008676
#008676
oklch(55.6% 0.1 180.5)
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 #CD166E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Hot Pink #D90166 ΔE 0.026
- Cerise #DE0C62 ΔE 0.039
- Medium Violet Red #C71585 ΔE 0.040
- Lipstick #D5174E ΔE 0.052
- Dark Pink #CB416B ΔE 0.052
- Ruby #CA0147 ΔE 0.055
- Deep Rose #C74767 ΔE 0.064
- Rose Red #BE013C ΔE 0.075
Use #CD166E 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.