#C43363
Closest named color: Dark Pink (#CB416B). oklch(55.5% 0.183 5.8), rgb(196, 51, 99).
Aa
White text reads best on this color (5.24:1).
About this color
#C43363 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.183 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.028 away. White text reads best on it, at 5.24:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #C43363 |
| RGB | rgb(196, 51, 99) |
| HSL | hsl(340, 59%, 48%) |
| OKLCH | oklch(55.5% 0.183 5.8) |
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 #C43363 | 5.24:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #C43363 | 4.00:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #C43363 text on white | 5.24:1 | AA | Lc 74.8 | Content text, not long reading |
| #C43363 text on black | 4.00:1 | AA large text | Lc -26.9 | 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
#FDF3F4
oklch(97.2% 0.011 10.3)
-
Step 100
100
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F5CDD4
oklch(88.4% 0.046 6.2)
-
Step 300
300
#EFABB9
oklch(80.9% 0.082 5.5)
-
Step 400
400
#E47B94
oklch(70.6% 0.132 5.8)
-
Step 500
500
#D9557A
oklch(63.1% 0.168 5.9)
-
Step 600
600 (this color)
#C43363
oklch(55.5% 0.183 5.8)
-
Step 700
700
#A92452
oklch(49.1% 0.17 5.9)
-
Step 800
800
#892143
oklch(42.7% 0.14 6)
-
Step 900
900
#6F2239
oklch(37.8% 0.11 5.8)
-
Step 950
950
#411521
oklch(27% 0.069 6.1)
#C43363 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) | #565A64 | 0.206 |
| Deuteranopia (no green cones) | #7C7660 | 0.186 |
| Tritanopia (no blue cones) | #D51247 | 0.049 |
| Achromatopsia (no color) | #6C6C6C | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C43363
#C43363
oklch(55.5% 0.183 5.8)
- #00857B
#00857B
oklch(55.5% 0.097 185.6)
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 #C43363, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.028
- Deep Rose #C74767 ΔE 0.034
- Lipstick #D5174E ΔE 0.043
- Dark Rose #B5485D ΔE 0.044
- Ruby #CA0147 ΔE 0.045
- Dark Hot Pink #D90166 ΔE 0.048
- Cerise #DE0C62 ΔE 0.052
- Dusty Red #B9484E ΔE 0.055
Use #C43363 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.