#C71837
Closest named color: Cherry (#CF0234). oklch(53.3% 0.203 20.2), rgb(199, 24, 55).
Aa
White text reads best on this color (5.81:1).
About this color
#C71837 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.203 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.016 away. White text reads best on it, at 5.81:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #C71837 |
| RGB | rgb(199, 24, 55) |
| HSL | hsl(349, 78%, 44%) |
| OKLCH | oklch(53.3% 0.203 20.2) |
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 #C71837 | 5.81:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #C71837 | 3.61:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #C71837 text on white | 5.81:1 | AA | Lc 77.0 | Fine for body text |
| #C71837 text on black | 3.61:1 | AA large text | Lc -24.8 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#F9CDCB
oklch(88.6% 0.05 21.2)
-
Step 300
300
#F6A9A8
oklch(80.9% 0.091 20.1)
-
Step 400
400
#EE777A
oklch(70.7% 0.147 20)
-
Step 500
500
#E44D58
oklch(63.1% 0.186 20.2)
-
Step 600
600 (this color)
#C71837
oklch(53.3% 0.203 20.2)
-
Step 700
700
#B31230
oklch(49.1% 0.189 20.1)
-
Step 800
800
#911628
oklch(42.7% 0.156 20.2)
-
Step 900
900
#751C25
oklch(37.7% 0.122 20)
-
Step 950
950
#451316
oklch(27.1% 0.077 20.4)
#C71837 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) | #544E36 | 0.225 |
| Deuteranopia (no green cones) | #7E7231 | 0.205 |
| Tritanopia (no blue cones) | #DB0027 | 0.041 |
| Achromatopsia (no color) | #656565 | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C71837
#C71837
oklch(53.3% 0.203 20.2)
- #007C81
#007C81
oklch(53.3% 0.091 199.8)
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 #C71837, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.016
- Lipstick Red #C0022F ΔE 0.022
- Ruby #CA0147 ΔE 0.026
- Rose Red #BE013C ΔE 0.028
- Scarlet #BE0119 ΔE 0.035
- Lipstick #D5174E ΔE 0.040
- Crimson #DC143C ΔE 0.043
- Dull Red #BB3F3F ΔE 0.046
Use #C71837 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.