#CD1819
Closest named color: Cherry (#CF0234). oklch(54.1% 0.21 27.9), rgb(205, 24, 25).
Aa
White text reads best on this color (5.61:1).
About this color
#CD1819 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.210 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.029 away. White text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.210) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #CD1819 |
| RGB | rgb(205, 24, 25) |
| HSL | hsl(360, 79%, 45%) |
| OKLCH | oklch(54.1% 0.21 27.9) |
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 #CD1819 | 5.61:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #CD1819 | 3.74:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #CD1819 text on white | 5.61:1 | AA | Lc 75.9 | Fine for body text |
| #CD1819 text on black | 3.74:1 | AA large text | Lc -25.9 | 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
#FCE3E0
oklch(93.5% 0.028 25.9)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F8A99F
oklch(80.9% 0.095 27.3)
-
Step 400
400
#F0776A
oklch(70.7% 0.151 27.8)
-
Step 500
500
#E74C41
oklch(63.1% 0.193 28)
-
Step 600
600 (this color)
#CD1819
oklch(54.1% 0.21 27.9)
-
Step 700
700
#B60C11
oklch(49.2% 0.196 27.9)
-
Step 800
800
#941312
oklch(42.8% 0.162 27.9)
-
Step 900
900
#761B17
oklch(37.6% 0.126 27.6)
-
Step 950
950
#46120E
oklch(27% 0.081 28.1)
#CD1819 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) | #594F15 | 0.230 |
| Deuteranopia (no green cones) | #847509 | 0.207 |
| Tritanopia (no blue cones) | #E2001D | 0.041 |
| Achromatopsia (no color) | #676767 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CD1819
#CD1819
oklch(54.1% 0.21 27.9)
- #007E8B
#007E8B
oklch(54.2% 0.093 207.4)
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 #CD1819, closest first.
No curated palette has a color within ΔE 0.04 of #CD1819.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.029
- Scarlet #BE0119 ΔE 0.037
- Lipstick Red #C0022F ΔE 0.040
- Crimson #DC143C ΔE 0.044
- Dull Red #BB3F3F ΔE 0.052
- Ruby #CA0147 ΔE 0.054
- Firebrick #B22222 ΔE 0.054
- Rose Red #BE013C ΔE 0.054
Use #CD1819 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.