#CA2666
Closest named color: Dark Hot Pink (#D90166). oklch(55.6% 0.201 3.9), rgb(202, 38, 102).
Aa
White text reads best on this color (5.27:1).
About this color
#CA2666 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.201 and its hue 4°. 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 5.27:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Dark Hot Pink (#D90166) |
| Black text | 3.98:1 |
| White text | 5.27:1 |
Values
| HEX | #CA2666 |
| RGB | rgb(202, 38, 102) |
| HSL | hsl(337, 68%, 47%) |
| OKLCH | oklch(55.6% 0.201 3.9) |
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 #CA2666 | 5.27:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #CA2666 | 3.98:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #CA2666 text on white | 5.27:1 | AA | Lc 74.6 | Content text, not long reading |
| #CA2666 text on black | 3.98:1 | AA large text | Lc -27.1 | 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
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F7CCD5
oklch(88.5% 0.05 4.1)
-
Step 300
300
#F3A8BA
oklch(80.8% 0.091 3.6)
-
Step 400
400
#E97696
oklch(70.6% 0.145 3.9)
-
Step 500
500
#DF4D7D
oklch(63.2% 0.185 3.9)
-
Step 600
600 (this color)
#CA2666
oklch(55.6% 0.201 3.9)
-
Step 700
700
#AE1455
oklch(49.1% 0.187 3.7)
-
Step 800
800
#8D1745
oklch(42.6% 0.154 4)
-
Step 900
900
#721C3A
oklch(37.7% 0.121 4)
-
Step 950
950
#431322
oklch(27.1% 0.075 4.4)
#CA2666 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) | #515767 | 0.228 |
| Deuteranopia (no green cones) | #7D7762 | 0.204 |
| Tritanopia (no blue cones) | #DC0043 | 0.057 |
| Achromatopsia (no color) | #6C6C6C | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA2666
#CA2666
oklch(55.6% 0.201 3.9)
- #00867A
#00867A
oklch(55.7% 0.099 183.9)
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 #CA2666, 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
- Dark Pink #CB416B ΔE 0.037
- Cerise #DE0C62 ΔE 0.039
- Lipstick #D5174E ΔE 0.039
- Ruby #CA0147 ΔE 0.043
- Deep Rose #C74767 ΔE 0.047
- Medium Violet Red #C71585 ΔE 0.056
- Dark Rose #B5485D ΔE 0.063
Use #CA2666 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.