#C42F63
Closest named color: Dark Pink (#CB416B). oklch(55.2% 0.187 5.1), rgb(196, 47, 99).
Aa
White text reads best on this color (5.33:1).
About this color
#C42F63 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.187 and its hue 5°. 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 5.33:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.187) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #C42F63 |
| RGB | rgb(196, 47, 99) |
| HSL | hsl(339, 61%, 48%) |
| OKLCH | oklch(55.2% 0.187 5.1) |
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 #C42F63 | 5.33:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #C42F63 | 3.93:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #C42F63 text on white | 5.33:1 | AA | Lc 75.2 | Fine for body text |
| #C42F63 text on black | 3.93:1 | AA large text | Lc -26.5 | 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
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F6CDD5
oklch(88.6% 0.047 4.9)
-
Step 300
300
#F0AAB9
oklch(80.8% 0.084 5)
-
Step 400
400
#E57A95
oklch(70.7% 0.135 5)
-
Step 500
500
#DA537B
oklch(63.1% 0.172 5.1)
-
Step 600
600 (this color)
#C42F63
oklch(55.2% 0.187 5.1)
-
Step 700
700
#AA2153
oklch(49.1% 0.174 5.1)
-
Step 800
800
#8A1F44
oklch(42.7% 0.144 5.2)
-
Step 900
900
#6F2139
oklch(37.7% 0.112 5.4)
-
Step 950
950
#421422
oklch(27% 0.073 4.5)
#C42F63 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) | #545864 | 0.210 |
| Deuteranopia (no green cones) | #7B765F | 0.192 |
| Tritanopia (no blue cones) | #D50545 | 0.051 |
| Achromatopsia (no color) | #6B6B6B | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C42F63
#C42F63
oklch(55.2% 0.187 5.1)
- #00847A
#00847A
oklch(55.2% 0.097 185.6)
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 #C42F63, 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 0.039
- Lipstick #D5174E ΔE 0.042
- Ruby #CA0147 ΔE 0.043
- Dark Hot Pink #D90166 ΔE 0.045
- Dark Rose #B5485D ΔE 0.048
- Cerise #DE0C62 ΔE 0.051
- Rose Red #BE013C ΔE 0.058
Use #C42F63 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.