#CA3687
Closest named color: Medium Violet Red (#C71585). oklch(58% 0.198 351.6), rgb(202, 54, 135).
Aa
White text reads best on this color (4.78:1).
About this color
#CA3687 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.198 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.036 away. White text reads best on it, at 4.78:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #CA3687 |
| RGB | rgb(202, 54, 135) |
| HSL | hsl(327, 58%, 50%) |
| OKLCH | oklch(58% 0.198 351.6) |
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 #CA3687 | 4.78:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #CA3687 | 4.38:1 | AA large text | Lc 32.1 | Non-text elements, placeholder text |
| #CA3687 text on white | 4.78:1 | AA | Lc 72.0 | Content text, not long reading |
| #CA3687 text on black | 4.38:1 | AA large text | Lc -29.7 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F9E3EC
oklch(93.6% 0.027 350.9)
-
Step 200
200
#F4CCDD
oklch(88.4% 0.05 350.7)
-
Step 300
300
#EEA9C7
oklch(80.9% 0.089 351.5)
-
Step 400
400
#E278AA
oklch(70.6% 0.143 351.7)
-
Step 500
500
#D75096
oklch(63.1% 0.183 351.5)
-
Step 600
600 (this color)
#CA3687
oklch(58% 0.198 351.6)
-
Step 700
700
#A71D6C
oklch(49.1% 0.184 351.7)
-
Step 800
800
#871C58
oklch(42.6% 0.152 351.5)
-
Step 900
900
#6D1F48
oklch(37.6% 0.118 351.9)
-
Step 950
950
#40142A
oklch(27% 0.074 352.1)
#CA3687 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) | #4F6189 | 0.222 |
| Deuteranopia (no green cones) | #7A7C84 | 0.195 |
| Tritanopia (no blue cones) | #D92B5A | 0.072 |
| Achromatopsia (no color) | #727272 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA3687
#CA3687
oklch(58% 0.198 351.6)
- #008F72
#008F72
oklch(57.9% 0.113 171.8)
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 #CA3687, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.036
- Dark Pink #CB416B ΔE 0.052
- Dark Hot Pink #D90166 ΔE 0.058
- Deep Rose #C74767 ΔE 0.063
- Cerise #DE0C62 ΔE 0.066
- Purpley Pink #C83CB9 ΔE 0.077
- Lipstick #D5174E ΔE 0.083
- Pinky Purple #C94CBE ΔE 0.084
Use #CA3687 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.