#CA1D1C
Closest named color: Cherry (#CF0234). oklch(53.8% 0.205 27.9), rgb(202, 29, 28).
Aa
White text reads best on this color (5.66:1).
About this color
#CA1D1C is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.205 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.030 away. White text reads best on it, at 5.66:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #CA1D1C |
| RGB | rgb(202, 29, 28) |
| HSL | hsl(0, 76%, 45%) |
| OKLCH | oklch(53.8% 0.205 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 #CA1D1C | 5.66:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #CA1D1C | 3.70:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #CA1D1C text on white | 5.66:1 | AA | Lc 76.3 | Fine for body text |
| #CA1D1C text on black | 3.70:1 | AA large text | Lc -25.4 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F7AAA0
oklch(81% 0.093 27.5)
-
Step 400
400
#EE796B
oklch(70.7% 0.147 28.4)
-
Step 500
500
#E54E43
oklch(63.1% 0.189 27.9)
-
Step 600
600 (this color)
#CA1D1C
oklch(53.8% 0.205 27.9)
-
Step 700
700
#B41415
oklch(49.1% 0.191 27.9)
-
Step 800
800
#921715
oklch(42.7% 0.158 27.8)
-
Step 900
900
#751D18
oklch(37.6% 0.123 27.9)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#CA1D1C 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) | #594F18 | 0.224 |
| Deuteranopia (no green cones) | #82740F | 0.203 |
| Tritanopia (no blue cones) | #DF0020 | 0.041 |
| Achromatopsia (no color) | #676767 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA1D1C
#CA1D1C
oklch(53.8% 0.205 27.9)
- #007D8A
#007D8A
oklch(53.9% 0.093 207.5)
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 #CA1D1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.030
- Scarlet #BE0119 ΔE 0.034
- Lipstick Red #C0022F ΔE 0.037
- Dull Red #BB3F3F ΔE 0.047
- Crimson #DC143C ΔE 0.047
- Firebrick #B22222 ΔE 0.049
- Sinopia #BB3E03 ΔE 0.051
- Rose Red #BE013C ΔE 0.051
Use #CA1D1C 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.