#C52455
Closest named color: Ruby (#CA0147). oklch(54.2% 0.195 9.9), rgb(197, 36, 85).
Aa
White text reads best on this color (5.58:1).
About this color
#C52455 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.195 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.024 away. White text reads best on it, at 5.58:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.75:1 |
| White text | 5.58:1 |
Values
| HEX | #C52455 |
| RGB | rgb(197, 36, 85) |
| HSL | hsl(342, 69%, 46%) |
| OKLCH | oklch(54.2% 0.195 9.9) |
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 #C52455 | 5.58:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #C52455 | 3.75:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #C52455 text on white | 5.58:1 | AA | Lc 76.3 | Fine for body text |
| #C52455 text on black | 3.75:1 | AA large text | Lc -25.5 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CDD2
oklch(88.6% 0.048 10)
-
Step 300
300
#F3A9B4
oklch(80.9% 0.088 9.4)
-
Step 400
400
#E9788D
oklch(70.7% 0.14 9.6)
-
Step 500
500
#DF4F71
oklch(63.1% 0.18 9.7)
-
Step 600
600 (this color)
#C52455
oklch(54.2% 0.195 9.9)
-
Step 700
700
#AE1A49
oklch(49.1% 0.181 9.9)
-
Step 800
800
#8D1A3C
oklch(42.6% 0.15 9.7)
-
Step 900
900
#721E33
oklch(37.7% 0.117 10.1)
-
Step 950
950
#43131E
oklch(26.9% 0.075 9.7)
#C52455 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) | #525356 | 0.220 |
| Deuteranopia (no green cones) | #7B7351 | 0.199 |
| Tritanopia (no blue cones) | #D8003A | 0.048 |
| Achromatopsia (no color) | #686868 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C52455
#C52455
oklch(54.2% 0.195 9.9)
- #00807B
#00807B
oklch(54.1% 0.093 190)
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 #C52455, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.024
- Lipstick #D5174E ΔE 0.032
- Rose Red #BE013C ΔE 0.039
- Cherry #CF0234 ΔE 0.043
- Dark Pink #CB416B ΔE 0.047
- Dark Hot Pink #D90166 ΔE 0.048
- Lipstick Red #C0022F ΔE 0.049
- Deep Rose #C74767 ΔE 0.051
Use #C52455 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.