#C12C36
Closest named color: Dull Red (#BB3F3F). oklch(53.4% 0.185 23), rgb(193, 44, 54).
Aa
White text reads best on this color (5.70:1).
About this color
#C12C36 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.185 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.027 away. White text reads best on it, at 5.70:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.68:1 |
| White text | 5.70:1 |
Values
| HEX | #C12C36 |
| RGB | rgb(193, 44, 54) |
| HSL | hsl(356, 63%, 46%) |
| OKLCH | oklch(53.4% 0.185 23) |
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 #C12C36 | 5.70:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #C12C36 | 3.68:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #C12C36 text on white | 5.70:1 | AA | Lc 77.1 | Fine for body text |
| #C12C36 text on black | 3.68:1 | AA large text | Lc -24.7 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F6CECB
oklch(88.5% 0.046 23.1)
-
Step 300
300
#F2ACA8
oklch(81% 0.083 22.7)
-
Step 400
400
#E87D79
oklch(70.8% 0.133 23.2)
-
Step 500
500
#DD5657
oklch(63.1% 0.17 22.9)
-
Step 600
600 (this color)
#C12C36
oklch(53.4% 0.185 23)
-
Step 700
700
#AD252E
oklch(49.1% 0.171 23.2)
-
Step 800
800
#8C2127
oklch(42.6% 0.142 22.9)
-
Step 900
900
#712224
oklch(37.6% 0.111 22.8)
-
Step 950
950
#431616
oklch(27.2% 0.07 22.9)
#C12C36 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) | #595235 | 0.202 |
| Deuteranopia (no green cones) | #7E7231 | 0.185 |
| Tritanopia (no blue cones) | #D40031 | 0.040 |
| Achromatopsia (no color) | #666666 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C12C36
#C12C36
oklch(53.4% 0.185 23)
- #007C84
#007C84
oklch(53.4% 0.091 202.7)
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 #C12C36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.027
- Lipstick Red #C0022F ΔE 0.032
- Cherry #CF0234 ΔE 0.034
- Scarlet #BE0119 ΔE 0.037
- Rose Red #BE013C ΔE 0.039
- Firebrick #B22222 ΔE 0.040
- Ruby #CA0147 ΔE 0.043
- Dusty Red #B9484E ΔE 0.044
Use #C12C36 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.