#C42764
Closest named color: Ruby (#CA0147). oklch(54.6% 0.195 3.6), rgb(196, 39, 100).
Aa
White text reads best on this color (5.49:1).
About this color
#C42764 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.195 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.041 away. White text reads best on it, at 5.49:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.82:1 |
| White text | 5.49:1 |
Values
| HEX | #C42764 |
| RGB | rgb(196, 39, 100) |
| HSL | hsl(337, 67%, 46%) |
| OKLCH | oklch(54.6% 0.195 3.6) |
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 #C42764 | 5.49:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #C42764 | 3.82:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #C42764 text on white | 5.49:1 | AA | Lc 75.9 | Fine for body text |
| #C42764 text on black | 3.82:1 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F6CCD5
oklch(88.4% 0.049 3.7)
-
Step 300
300
#F2A9BA
oklch(80.9% 0.088 3.9)
-
Step 400
400
#E77897
oklch(70.7% 0.14 3.6)
-
Step 500
500
#DC507E
oklch(63.1% 0.178 3.5)
-
Step 600
600 (this color)
#C42764
oklch(54.6% 0.195 3.6)
-
Step 700
700
#AC1B55
oklch(49.1% 0.181 3.9)
-
Step 800
800
#8C1B46
oklch(42.8% 0.15 3.7)
-
Step 900
900
#701E3B
oklch(37.6% 0.117 3.2)
-
Step 950
950
#421322
oklch(26.9% 0.074 3.8)
#C42764 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) | #505565 | 0.219 |
| Deuteranopia (no green cones) | #797460 | 0.198 |
| Tritanopia (no blue cones) | #D50043 | 0.054 |
| Achromatopsia (no color) | #696969 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C42764
#C42764
oklch(54.6% 0.195 3.6)
- #008276
#008276
oklch(54.5% 0.097 183.6)
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 #C42764, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.041
- Dark Hot Pink #D90166 ΔE 0.042
- Dark Pink #CB416B ΔE 0.042
- Lipstick #D5174E ΔE 0.045
- Deep Rose #C74767 ΔE 0.050
- Cerise #DE0C62 ΔE 0.050
- Rose Red #BE013C ΔE 0.057
- Dark Rose #B5485D ΔE 0.057
Use #C42764 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.