#C52345
Closest named color: Ruby (#CA0147). oklch(53.8% 0.194 16.2), rgb(197, 35, 69).
Aa
White text reads best on this color (5.67:1).
About this color
#C52345 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.194 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.021 away. White text reads best on it, at 5.67:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.70:1 |
| White text | 5.67:1 |
Values
| HEX | #C52345 |
| RGB | rgb(197, 35, 69) |
| HSL | hsl(347, 70%, 45%) |
| OKLCH | oklch(53.8% 0.194 16.2) |
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 #C52345 | 5.67:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #C52345 | 3.70:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #C52345 text on white | 5.67:1 | AA | Lc 76.7 | Fine for body text |
| #C52345 text on black | 3.70:1 | AA large text | Lc -25.1 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FAE3E4
oklch(93.5% 0.025 14.6)
-
Step 200
200
#F8CDCE
oklch(88.6% 0.049 16.5)
-
Step 300
300
#F4AAAD
oklch(81% 0.087 16.5)
-
Step 400
400
#EA7982
oklch(70.7% 0.139 16.3)
-
Step 500
500
#E05063
oklch(63% 0.179 16.2)
-
Step 600
600 (this color)
#C52345
oklch(53.8% 0.194 16.2)
-
Step 700
700
#B01A3B
oklch(49.2% 0.182 16.4)
-
Step 800
800
#8F1B31
oklch(42.8% 0.15 16.5)
-
Step 900
900
#731F2B
oklch(37.8% 0.117 16.7)
-
Step 950
950
#44141A
oklch(27.1% 0.074 16.1)
#C52345 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) | #555145 | 0.216 |
| Deuteranopia (no green cones) | #7D7340 | 0.199 |
| Tritanopia (no blue cones) | #D80032 | 0.041 |
| Achromatopsia (no color) | #676767 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C52345
#C52345
oklch(53.8% 0.194 16.2)
- #007E80
#007E80
oklch(53.8% 0.092 196.7)
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 #C52345, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.021
- Cherry #CF0234 ΔE 0.027
- Rose Red #BE013C ΔE 0.030
- Lipstick Red #C0022F ΔE 0.032
- Lipstick #D5174E ΔE 0.034
- Dull Red #BB3F3F ΔE 0.043
- Crimson #DC143C ΔE 0.046
- Scarlet #BE0119 ΔE 0.048
Use #C52345 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.