#CA0173
Closest named color: Medium Violet Red (#C71585). oklch(54.7% 0.223 356.7), rgb(202, 1, 115).
Aa
White text reads best on this color (5.58:1).
About this color
#CA0173 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.223 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.028 away. White text reads best on it, at 5.58:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.223) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.76:1 |
| White text | 5.58:1 |
Values
| HEX | #CA0173 |
| RGB | rgb(202, 1, 115) |
| HSL | hsl(326, 99%, 40%) |
| OKLCH | oklch(54.7% 0.223 356.7) |
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 #CA0173 | 5.58:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #CA0173 | 3.76:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #CA0173 text on white | 5.58:1 | AA | Lc 75.3 | Fine for body text |
| #CA0173 text on black | 3.76:1 | 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
#FBE2EA
oklch(93.5% 0.029 356.3)
-
Step 200
200
#F9CBDA
oklch(88.6% 0.055 356.8)
-
Step 300
300
#F5A5C2
oklch(80.8% 0.101 356.2)
-
Step 400
400
#EC71A2
oklch(70.7% 0.16 356.9)
-
Step 500
500
#E2428C
oklch(63% 0.205 356.5)
-
Step 600
600 (this color)
#CA0173
oklch(54.7% 0.223 356.7)
-
Step 700
700
#AF0063
oklch(49.1% 0.201 356.6)
-
Step 800
800
#900451
oklch(42.7% 0.172 356.6)
-
Step 900
900
#741543
oklch(37.7% 0.134 356.7)
-
Step 950
950
#440F27
oklch(26.9% 0.085 356.7)
#CA0173 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) | #425275 | 0.256 |
| Deuteranopia (no green cones) | #75746F | 0.225 |
| Tritanopia (no blue cones) | #DB0042 | 0.082 |
| Achromatopsia (no color) | #686868 | 0.225 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA0173
#CA0173
oklch(54.7% 0.223 356.7)
- #00836F
#00836F
oklch(54.5% 0.101 177)
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 #CA0173, closest first.
No curated palette has a color within ΔE 0.04 of #CA0173.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.028
- Dark Hot Pink #D90166 ΔE 0.039
- Cerise #DE0C62 ΔE 0.054
- Ruby #CA0147 ΔE 0.066
- Lipstick #D5174E ΔE 0.067
- Dark Pink #CB416B ΔE 0.067
- Deep Rose #C74767 ΔE 0.079
- Raspberry #B00149 ΔE 0.080
Use #CA0173 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.