#C22B51
Closest named color: Ruby (#CA0147). oklch(54% 0.186 12.1), rgb(194, 43, 81).
Aa
White text reads best on this color (5.58:1).
About this color
#C22B51 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.186 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.028 away. White text reads best on it, at 5.58:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.75:1 |
| White text | 5.58:1 |
Values
| HEX | #C22B51 |
| RGB | rgb(194, 43, 81) |
| HSL | hsl(345, 64%, 46%) |
| OKLCH | oklch(54% 0.186 12.1) |
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 #C22B51 | 5.58:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #C22B51 | 3.75:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #C22B51 text on white | 5.58:1 | AA | Lc 76.5 | Fine for body text |
| #C22B51 text on black | 3.75:1 | AA large text | Lc -25.3 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#FAE4E5
oklch(93.7% 0.024 14.4)
-
Step 200
200
#F6CDD1
oklch(88.4% 0.047 11.4)
-
Step 300
300
#F1ABB2
oklch(80.9% 0.083 12.5)
-
Step 400
400
#E77B8A
oklch(70.8% 0.134 12.3)
-
Step 500
500
#DC536D
oklch(63% 0.172 12.1)
-
Step 600
600 (this color)
#C22B51
oklch(54% 0.186 12.1)
-
Step 700
700
#AC2146
oklch(49.1% 0.174 11.9)
-
Step 800
800
#8C1F39
oklch(42.8% 0.144 12.4)
-
Step 900
900
#702131
oklch(37.6% 0.111 12.3)
-
Step 950
950
#42151D
oklch(27% 0.07 12.3)
#C22B51 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) | #555451 | 0.208 |
| Deuteranopia (no green cones) | #7C734D | 0.189 |
| Tritanopia (no blue cones) | #D4003B | 0.043 |
| Achromatopsia (no color) | #686868 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C22B51
#C22B51
oklch(54% 0.186 12.1)
- #007F7D
#007F7D
oklch(53.9% 0.092 192.8)
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 #C22B51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.028
- Lipstick #D5174E ΔE 0.037
- Rose Red #BE013C ΔE 0.038
- Cherry #CF0234 ΔE 0.042
- Dull Red #BB3F3F ΔE 0.045
- Lipstick Red #C0022F ΔE 0.045
- Dark Rose #B5485D ΔE 0.046
- Dark Pink #CB416B ΔE 0.047
Use #C22B51 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.