#C52A39
Closest named color: Cherry (#CF0234). oklch(54% 0.19 21.8), rgb(197, 42, 57).
Aa
White text reads best on this color (5.57:1).
About this color
#C52A39 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.190 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.027 away. White text reads best on it, at 5.57:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #C52A39 |
| RGB | rgb(197, 42, 57) |
| HSL | hsl(354, 65%, 47%) |
| OKLCH | oklch(54% 0.19 21.8) |
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 #C52A39 | 5.57:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #C52A39 | 3.76:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #C52A39 text on white | 5.57:1 | AA | Lc 76.3 | Fine for body text |
| #C52A39 text on black | 3.76:1 | AA large text | Lc -25.4 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F7CECB
oklch(88.6% 0.047 23)
-
Step 300
300
#F3ABA8
oklch(80.9% 0.085 21.8)
-
Step 400
400
#E97B7A
oklch(70.6% 0.136 21.6)
-
Step 500
500
#DF5358
oklch(63% 0.175 21.6)
-
Step 600
600 (this color)
#C52A39
oklch(54% 0.19 21.8)
-
Step 700
700
#AF2030
oklch(49.2% 0.177 21.6)
-
Step 800
800
#8E1F28
oklch(42.8% 0.146 22)
-
Step 900
900
#722125
oklch(37.7% 0.114 21.7)
-
Step 950
950
#431516
oklch(27% 0.071 21.9)
#C52A39 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) | #595338 | 0.209 |
| Deuteranopia (no green cones) | #807434 | 0.191 |
| Tritanopia (no blue cones) | #D90031 | 0.040 |
| Achromatopsia (no color) | #686868 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C52A39
#C52A39
oklch(54% 0.19 21.8)
- #007E85
#007E85
oklch(54% 0.092 201.6)
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 #C52A39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.027
- Dull Red #BB3F3F ΔE 0.031
- Lipstick Red #C0022F ΔE 0.033
- Ruby #CA0147 ΔE 0.038
- Rose Red #BE013C ΔE 0.039
- Scarlet #BE0119 ΔE 0.041
- Lipstick #D5174E ΔE 0.044
- Crimson #DC143C ΔE 0.045
Use #C52A39 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.