#CA1F31
Closest named color: Cherry (#CF0234). oklch(54.1% 0.202 23), rgb(202, 31, 49).
Aa
White text reads best on this color (5.59:1).
About this color
#CA1F31 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.202 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.017 away. White text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #CA1F31 |
| RGB | rgb(202, 31, 49) |
| HSL | hsl(354, 73%, 46%) |
| OKLCH | oklch(54.1% 0.202 23) |
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 #CA1F31 | 5.59:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #CA1F31 | 3.75:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #CA1F31 text on white | 5.59:1 | AA | Lc 76.1 | Fine for body text |
| #CA1F31 text on black | 3.75:1 | AA large text | Lc -25.7 | 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
#F9CDCA
oklch(88.5% 0.05 22.7)
-
Step 300
300
#F6AAA5
oklch(81% 0.09 23.4)
-
Step 400
400
#ED7875
oklch(70.6% 0.145 23)
-
Step 500
500
#E44E51
oklch(63.1% 0.186 23.1)
-
Step 600
600 (this color)
#CA1F31
oklch(54.1% 0.202 23)
-
Step 700
700
#B31428
oklch(49.1% 0.188 23)
-
Step 800
800
#911722
oklch(42.6% 0.156 23.1)
-
Step 900
900
#751D21
oklch(37.8% 0.122 22.9)
-
Step 950
950
#451314
oklch(27% 0.077 22.7)
#CA1F31 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) | #585130 | 0.223 |
| Deuteranopia (no green cones) | #82742A | 0.201 |
| Tritanopia (no blue cones) | #DF0028 | 0.040 |
| Achromatopsia (no color) | #686868 | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA1F31
#CA1F31
oklch(54.1% 0.202 23)
- #007E87
#007E87
oklch(54.1% 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 #CA1F31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.017
- Lipstick Red #C0022F ΔE 0.031
- Ruby #CA0147 ΔE 0.037
- Crimson #DC143C ΔE 0.038
- Scarlet #BE0119 ΔE 0.038
- Rose Red #BE013C ΔE 0.041
- Lipstick #D5174E ΔE 0.042
- Dull Red #BB3F3F ΔE 0.042
Use #CA1F31 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.