#C52028
Closest named color: Lipstick Red (#C0022F). oklch(53.1% 0.198 25.4), rgb(197, 32, 40).
Aa
White text reads best on this color (5.81:1).
About this color
#C52028 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.198 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.027 away. White text reads best on it, at 5.81:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #C52028 |
| RGB | rgb(197, 32, 40) |
| HSL | hsl(357, 72%, 45%) |
| OKLCH | oklch(53.1% 0.198 25.4) |
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 #C52028 | 5.81:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #C52028 | 3.61:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #C52028 text on white | 5.81:1 | AA | Lc 77.2 | Fine for body text |
| #C52028 text on black | 3.61:1 | AA large text | Lc -24.5 | 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
#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
#F5AAA3
oklch(80.8% 0.09 25.2)
-
Step 400
400
#EC7A72
oklch(70.7% 0.142 25.4)
-
Step 500
500
#E2514D
oklch(63.1% 0.181 25.4)
-
Step 600
600 (this color)
#C52028
oklch(53.1% 0.198 25.4)
-
Step 700
700
#B21A22
oklch(49.2% 0.185 25.5)
-
Step 800
800
#901B1E
oklch(42.7% 0.152 25.5)
-
Step 900
900
#741F1E
oklch(37.7% 0.119 25.5)
-
Step 950
950
#441412
oklch(27% 0.075 25.8)
#C52028 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) | #574F26 | 0.217 |
| Deuteranopia (no green cones) | #7F7220 | 0.197 |
| Tritanopia (no blue cones) | #D90026 | 0.039 |
| Achromatopsia (no color) | #656565 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C52028
#C52028
oklch(53.1% 0.198 25.4)
- #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 #C52028, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.027
- Scarlet #BE0119 ΔE 0.028
- Cherry #CF0234 ΔE 0.028
- Firebrick #B22222 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.040
- Rose Red #BE013C ΔE 0.040
- Ruby #CA0147 ΔE 0.045
- Crimson #DC143C ΔE 0.050
Use #C52028 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.