#C31445
Closest named color: Ruby (#CA0147). oklch(52.6% 0.201 14.4), rgb(195, 20, 69).
Aa
White text reads best on this color (5.98:1).
About this color
#C31445 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.201 and its hue 14°. 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 5.98:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.50:1 |
| White text | 5.98:1 |
Values
| HEX | #C31445 |
| RGB | rgb(195, 20, 69) |
| HSL | hsl(343, 81%, 42%) |
| OKLCH | oklch(52.6% 0.201 14.4) |
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 #C31445 | 5.98:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #C31445 | 3.50:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #C31445 text on white | 5.98:1 | AA | Lc 77.8 | Fine for body text |
| #C31445 text on black | 3.50:1 | AA large text | Lc -23.9 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F9CCCF
oklch(88.5% 0.051 13.7)
-
Step 300
300
#F5A9AE
oklch(80.9% 0.09 14.9)
-
Step 400
400
#EC7784
oklch(70.7% 0.144 14.5)
-
Step 500
500
#E24D66
oklch(63.1% 0.184 14.3)
-
Step 600
600 (this color)
#C31445
oklch(52.6% 0.201 14.4)
-
Step 700
700
#B1123E
oklch(49% 0.187 14.4)
-
Step 800
800
#901634
oklch(42.7% 0.155 14.1)
-
Step 900
900
#741C2D
oklch(37.7% 0.121 14.3)
-
Step 950
950
#44121B
oklch(26.9% 0.077 13.3)
#C31445 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) | #4F4D45 | 0.226 |
| Deuteranopia (no green cones) | #7A6F40 | 0.204 |
| Tritanopia (no blue cones) | #D6002C | 0.047 |
| Achromatopsia (no color) | #636363 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C31445
#C31445
oklch(52.6% 0.201 14.4)
- #007B7A
#007B7A
oklch(52.7% 0.09 193.8)
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 #C31445, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.015
- Rose Red #BE013C ΔE 0.018
- Lipstick Red #C0022F ΔE 0.027
- Cherry #CF0234 ΔE 0.031
- Lipstick #D5174E ΔE 0.039
- Scarlet #BE0119 ΔE 0.046
- Raspberry #B00149 ΔE 0.046
- Rouge #AB1239 ΔE 0.053
Use #C31445 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.