#C42F66
Closest named color: Dark Pink (#CB416B). oklch(55.3% 0.188 3.8), rgb(196, 47, 102).
Aa
White text reads best on this color (5.32:1).
About this color
#C42F66 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.188 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.033 away. White text reads best on it, at 5.32:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.188) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #C42F66 |
| RGB | rgb(196, 47, 102) |
| HSL | hsl(338, 61%, 48%) |
| OKLCH | oklch(55.3% 0.188 3.8) |
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 #C42F66 | 5.32:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #C42F66 | 3.94:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #C42F66 text on white | 5.32:1 | AA | Lc 75.1 | Fine for body text |
| #C42F66 text on black | 3.94:1 | AA large text | Lc -26.6 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#F9E3E8
oklch(93.5% 0.025 2.1)
-
Step 200
200
#F5CDD5
oklch(88.5% 0.046 4.6)
-
Step 300
300
#F0AABA
oklch(80.9% 0.084 4.1)
-
Step 400
400
#E57A97
oklch(70.7% 0.135 3.9)
-
Step 500
500
#DA537E
oklch(63.1% 0.173 3.7)
-
Step 600
600 (this color)
#C42F66
oklch(55.3% 0.188 3.8)
-
Step 700
700
#AA2156
oklch(49.2% 0.175 3.7)
-
Step 800
800
#8A1F46
oklch(42.7% 0.144 3.9)
-
Step 900
900
#6F203B
oklch(37.6% 0.113 3.4)
-
Step 950
950
#411422
oklch(26.8% 0.071 3.9)
#C42F66 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) | #535967 | 0.212 |
| Deuteranopia (no green cones) | #7B7662 | 0.192 |
| Tritanopia (no blue cones) | #D50947 | 0.052 |
| Achromatopsia (no color) | #6B6B6B | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C42F66
#C42F66
oklch(55.3% 0.188 3.8)
- #008578
#008578
oklch(55.4% 0.099 183)
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 #C42F66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.033
- Deep Rose #C74767 ΔE 0.041
- Dark Hot Pink #D90166 ΔE 0.044
- Lipstick #D5174E ΔE 0.045
- Ruby #CA0147 ΔE 0.046
- Dark Rose #B5485D ΔE 0.051
- Cerise #DE0C62 ΔE 0.051
- Light Burgundy #A8415B ΔE 0.060
Use #C42F66 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.