#CA1B48
Closest named color: Ruby (#CA0147). oklch(54.3% 0.204 14.8), rgb(202, 27, 72).
Aa
White text reads best on this color (5.58:1).
About this color
#CA1B48 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.204 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.013 away. White text reads best on it, at 5.58:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.204) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.76:1 |
| White text | 5.58:1 |
Values
| HEX | #CA1B48 |
| RGB | rgb(202, 27, 72) |
| HSL | hsl(345, 76%, 45%) |
| OKLCH | oklch(54.3% 0.204 14.8) |
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 #CA1B48 | 5.58:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #CA1B48 | 3.76:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #CA1B48 text on white | 5.58:1 | AA | Lc 75.9 | Fine for body text |
| #CA1B48 text on black | 3.76:1 | AA large text | Lc -25.8 | 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
#F6A8AE
oklch(80.8% 0.092 14.3)
-
Step 400
400
#ED7683
oklch(70.6% 0.147 14.8)
-
Step 500
500
#E34B64
oklch(63% 0.187 14.8)
-
Step 600
600 (this color)
#CA1B48
oklch(54.3% 0.204 14.8)
-
Step 700
700
#B20E3D
oklch(49% 0.189 14.6)
-
Step 800
800
#911432
oklch(42.7% 0.157 15)
-
Step 900
900
#741B2C
oklch(37.6% 0.122 14.7)
-
Step 950
950
#45121A
oklch(27.1% 0.078 14.9)
#CA1B48 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) | #545148 | 0.228 |
| Deuteranopia (no green cones) | #7F7443 | 0.207 |
| Tritanopia (no blue cones) | #DE0030 | 0.046 |
| Achromatopsia (no color) | #686868 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA1B48
#CA1B48
oklch(54.3% 0.204 14.8)
- #008080
#008080
oklch(54.3% 0.093 194.8)
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 #CA1B48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.013
- Lipstick #D5174E ΔE 0.023
- Cherry #CF0234 ΔE 0.024
- Rose Red #BE013C ΔE 0.034
- Lipstick Red #C0022F ΔE 0.038
- Crimson #DC143C ΔE 0.039
- Dull Red #BB3F3F ΔE 0.053
- Cerise #DE0C62 ΔE 0.053
Use #CA1B48 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.