#C4242C
Closest named color: Lipstick Red (#C0022F). oklch(53.3% 0.194 24.9), rgb(196, 36, 44).
Aa
White text reads best on this color (5.77:1).
About this color
#C4242C is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.194 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.028 away. White text reads best on it, at 5.77:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.63:1 |
| White text | 5.77:1 |
Values
| HEX | #C4242C |
| RGB | rgb(196, 36, 44) |
| HSL | hsl(357, 69%, 45%) |
| OKLCH | oklch(53.3% 0.194 24.9) |
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 #C4242C | 5.77:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #C4242C | 3.63:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #C4242C text on white | 5.77:1 | AA | Lc 77.1 | Fine for body text |
| #C4242C text on black | 3.63:1 | AA large text | Lc -24.6 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F8CDC9
oklch(88.4% 0.049 24.3)
-
Step 300
300
#F4ABA4
oklch(80.9% 0.087 25.3)
-
Step 400
400
#EB7B74
oklch(70.8% 0.139 24.9)
-
Step 500
500
#E1524F
oklch(63.1% 0.179 24.9)
-
Step 600
600 (this color)
#C4242C
oklch(53.3% 0.194 24.9)
-
Step 700
700
#B01E26
oklch(49.1% 0.18 24.8)
-
Step 800
800
#8F1D21
oklch(42.7% 0.149 24.7)
-
Step 900
900
#732020
oklch(37.7% 0.116 24.7)
-
Step 950
950
#441413
oklch(27% 0.075 24.6)
#C4242C 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) | #58502A | 0.212 |
| Deuteranopia (no green cones) | #7F7225 | 0.193 |
| Tritanopia (no blue cones) | #D80029 | 0.039 |
| Achromatopsia (no color) | #666666 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4242C
#C4242C
oklch(53.3% 0.194 24.9)
- #007B85
#007B85
oklch(53.2% 0.091 204.8)
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 #C4242C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.028
- Cherry #CF0234 ΔE 0.029
- Scarlet #BE0119 ΔE 0.030
- Dull Red #BB3F3F ΔE 0.036
- Firebrick #B22222 ΔE 0.039
- Rose Red #BE013C ΔE 0.040
- Ruby #CA0147 ΔE 0.045
- Rusty Red #AF2F0D ΔE 0.050
Use #C4242C 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.