#C43759
Closest named color: Deep Rose (#C74767). oklch(55.6% 0.177 11.1), rgb(196, 55, 89).
Aa
White text reads best on this color (5.20:1).
About this color
#C43759 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.177 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Rose (#C74767), ΔE 0.030 away. White text reads best on it, at 5.20:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Deep Rose (#C74767) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #C43759 |
| RGB | rgb(196, 55, 89) |
| HSL | hsl(346, 56%, 49%) |
| OKLCH | oklch(55.6% 0.177 11.1) |
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 #C43759 | 5.20:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #C43759 | 4.03:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #C43759 text on white | 5.20:1 | AA | Lc 74.6 | Content text, not long reading |
| #C43759 text on black | 4.03:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F5CED2
oklch(88.6% 0.044 11)
-
Step 300
300
#EFACB4
oklch(81% 0.079 11.1)
-
Step 400
400
#E47D8D
oklch(70.8% 0.128 11)
-
Step 500
500
#D95771
oklch(63.1% 0.164 10.9)
-
Step 600
600 (this color)
#C43759
oklch(55.6% 0.177 11.1)
-
Step 700
700
#A92849
oklch(49.2% 0.165 11.2)
-
Step 800
800
#89233C
oklch(42.7% 0.137 11)
-
Step 900
900
#6E2333
oklch(37.6% 0.107 11)
-
Step 950
950
#41161E
oklch(27% 0.067 11.3)
#C43759 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) | #5B5A5A | 0.197 |
| Deuteranopia (no green cones) | #7F7755 | 0.181 |
| Tritanopia (no blue cones) | #D61445 | 0.044 |
| Achromatopsia (no color) | #6D6D6D | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C43759
#C43759
oklch(55.6% 0.177 11.1)
- #008581
#008581
oklch(55.7% 0.096 191.1)
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 #C43759, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Rose #C74767 ΔE 0.030
- Dark Pink #CB416B ΔE 0.031
- Dark Rose #B5485D ΔE 0.036
- Lipstick #D5174E ΔE 0.039
- Dusty Red #B9484E ΔE 0.040
- Ruby #CA0147 ΔE 0.043
- Dull Red #BB3F3F ΔE 0.044
- Cherry #CF0234 ΔE 0.053
Use #C43759 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.