#C43F4F
Closest named color: Dusty Red (#B9484E). oklch(56.2% 0.168 17.6), rgb(196, 63, 79).
Aa
White text reads best on this color (5.03:1).
About this color
#C43F4F is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.168 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.024 away. White text reads best on it, at 5.03:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.17:1 |
| White text | 5.03:1 |
Values
| HEX | #C43F4F |
| RGB | rgb(196, 63, 79) |
| HSL | hsl(353, 53%, 51%) |
| OKLCH | oklch(56.2% 0.168 17.6) |
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 #C43F4F | 5.03:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #C43F4F | 4.17:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #C43F4F text on white | 5.03:1 | AA | Lc 73.8 | Content text, not long reading |
| #C43F4F text on black | 4.17:1 | AA large text | Lc -27.9 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E4
oklch(93.5% 0.022 17.6)
-
Step 200
200
#F4CFCF
oklch(88.6% 0.042 18)
-
Step 300
300
#EEADAF
oklch(80.9% 0.077 16.8)
-
Step 400
400
#E28084
oklch(70.8% 0.121 18)
-
Step 500
500
#D75C66
oklch(63.2% 0.155 17.7)
-
Step 600
600 (this color)
#C43F4F
oklch(56.2% 0.168 17.6)
-
Step 700
700
#A72E3E
oklch(49.2% 0.156 17.8)
-
Step 800
800
#882834
oklch(42.8% 0.13 17.5)
-
Step 900
900
#6D262D
oklch(37.7% 0.101 17.5)
-
Step 950
950
#40171B
oklch(26.9% 0.064 16.5)
#C43F4F 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) | #615D4F | 0.185 |
| Deuteranopia (no green cones) | #83794C | 0.169 |
| Tritanopia (no blue cones) | #D62046 | 0.043 |
| Achromatopsia (no color) | #6F6F6F | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C43F4F
#C43F4F
oklch(56.2% 0.168 17.6)
- #008689
#008689
oklch(56.3% 0.096 197.6)
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 #C43F4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.024
- Dull Red #BB3F3F ΔE 0.027
- Deep Rose #C74767 ΔE 0.033
- Dark Rose #B5485D ΔE 0.033
- Faded Red #D3494E ΔE 0.038
- Dark Pink #CB416B ΔE 0.041
- Dark Coral #CF524E ΔE 0.046
- Lipstick #D5174E ΔE 0.049
Use #C43F4F 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.