#C81E47
Closest named color: Ruby (#CA0147). oklch(54.1% 0.2 15.2), rgb(200, 30, 71).
Aa
White text reads best on this color (5.62:1).
About this color
#C81E47 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.200 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.015 away. White text reads best on it, at 5.62:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #C81E47 |
| RGB | rgb(200, 30, 71) |
| HSL | hsl(346, 74%, 45%) |
| OKLCH | oklch(54.1% 0.2 15.2) |
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 #C81E47 | 5.62:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #C81E47 | 3.73:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #C81E47 text on white | 5.62:1 | AA | Lc 76.3 | Fine for body text |
| #C81E47 text on black | 3.73:1 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F9CCCE
oklch(88.5% 0.051 15.2)
-
Step 300
300
#F5A9AE
oklch(80.9% 0.09 14.9)
-
Step 400
400
#EC7783
oklch(70.7% 0.144 15.1)
-
Step 500
500
#E24D64
oklch(63% 0.184 15.2)
-
Step 600
600 (this color)
#C81E47
oklch(54.1% 0.2 15.2)
-
Step 700
700
#B1143C
oklch(49% 0.186 15.4)
-
Step 800
800
#901732
oklch(42.7% 0.154 15.3)
-
Step 900
900
#741D2C
oklch(37.8% 0.12 15.4)
-
Step 950
950
#44131A
oklch(27% 0.075 15.3)
#C81E47 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) | #545147 | 0.224 |
| Deuteranopia (no green cones) | #7E7442 | 0.205 |
| Tritanopia (no blue cones) | #DC0031 | 0.045 |
| Achromatopsia (no color) | #676767 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C81E47
#C81E47
oklch(54.1% 0.2 15.2)
- #007F80
#007F80
oklch(54% 0.092 195.7)
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 #C81E47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.015
- Cherry #CF0234 ΔE 0.025
- Lipstick #D5174E ΔE 0.027
- Rose Red #BE013C ΔE 0.031
- Lipstick Red #C0022F ΔE 0.035
- Crimson #DC143C ΔE 0.042
- Dull Red #BB3F3F ΔE 0.049
- Scarlet #BE0119 ΔE 0.052
Use #C81E47 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.