#C81E2D
Closest named color: Cherry (#CF0234). oklch(53.6% 0.201 24), rgb(200, 30, 45).
Aa
White text reads best on this color (5.70:1).
About this color
#C81E2D is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.201 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.021 away. White text reads best on it, at 5.70:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.67:1 |
| White text | 5.70:1 |
Values
| HEX | #C81E2D |
| RGB | rgb(200, 30, 45) |
| HSL | hsl(355, 74%, 45%) |
| OKLCH | oklch(53.6% 0.201 24) |
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 #C81E2D | 5.70:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #C81E2D | 3.67:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #C81E2D text on white | 5.70:1 | AA | Lc 76.6 | Fine for body text |
| #C81E2D text on black | 3.67:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC9
oklch(88.5% 0.05 24.2)
-
Step 300
300
#F6AAA4
oklch(80.9% 0.091 24.3)
-
Step 400
400
#ED7974
oklch(70.8% 0.144 23.9)
-
Step 500
500
#E44F4F
oklch(63.2% 0.185 24.1)
-
Step 600
600 (this color)
#C81E2D
oklch(53.6% 0.201 24)
-
Step 700
700
#B31626
oklch(49.2% 0.187 23.9)
-
Step 800
800
#911820
oklch(42.7% 0.155 24.1)
-
Step 900
900
#751E20
oklch(37.8% 0.121 23.9)
-
Step 950
950
#451313
oklch(27% 0.077 23.8)
#C81E2D 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) | #574F2C | 0.222 |
| Deuteranopia (no green cones) | #807326 | 0.201 |
| Tritanopia (no blue cones) | #DD0026 | 0.040 |
| Achromatopsia (no color) | #666666 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C81E2D
#C81E2D
oklch(53.6% 0.201 24)
- #007D86
#007D86
oklch(53.7% 0.092 203.6)
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 #C81E2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.021
- Lipstick Red #C0022F ΔE 0.028
- Scarlet #BE0119 ΔE 0.033
- Rose Red #BE013C ΔE 0.039
- Ruby #CA0147 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.042
- Crimson #DC143C ΔE 0.043
- Firebrick #B22222 ΔE 0.046
Use #C81E2D 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.