#C41B43
Closest named color: Ruby (#CA0147). oklch(53.1% 0.199 15.9), rgb(196, 27, 67).
Aa
White text reads best on this color (5.85:1).
About this color
#C41B43 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.199 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.017 away. White text reads best on it, at 5.85:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #C41B43 |
| RGB | rgb(196, 27, 67) |
| HSL | hsl(346, 76%, 44%) |
| OKLCH | oklch(53.1% 0.199 15.9) |
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 #C41B43 | 5.85:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #C41B43 | 3.58:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #C41B43 text on white | 5.85:1 | AA | Lc 77.4 | Fine for body text |
| #C41B43 text on black | 3.58:1 | AA large text | Lc -24.4 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F8CDCE
oklch(88.6% 0.049 16.5)
-
Step 300
300
#F5A9AD
oklch(80.9% 0.09 15.8)
-
Step 400
400
#EC7882
oklch(70.8% 0.143 16)
-
Step 500
500
#E24E63
oklch(63.1% 0.183 15.8)
-
Step 600
600 (this color)
#C41B43
oklch(53.1% 0.199 15.9)
-
Step 700
700
#B1163B
oklch(49.1% 0.185 16)
-
Step 800
800
#901831
oklch(42.8% 0.153 16)
-
Step 900
900
#731D2B
oklch(37.6% 0.119 15.9)
-
Step 950
950
#44131A
oklch(27% 0.075 15.3)
#C41B43 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) | #524F43 | 0.222 |
| Deuteranopia (no green cones) | #7B713E | 0.203 |
| Tritanopia (no blue cones) | #D7002E | 0.043 |
| Achromatopsia (no color) | #656565 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C41B43
#C41B43
oklch(53.1% 0.199 15.9)
- #007C7D
#007C7D
oklch(53.1% 0.091 195.8)
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 #C41B43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.017
- Rose Red #BE013C ΔE 0.022
- Lipstick Red #C0022F ΔE 0.026
- Cherry #CF0234 ΔE 0.026
- Lipstick #D5174E ΔE 0.037
- Scarlet #BE0119 ΔE 0.044
- Dull Red #BB3F3F ΔE 0.048
- Crimson #DC143C ΔE 0.049
Use #C41B43 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.