#E63666
Closest named color: Paradise Pink (#EF476F). oklch(61.6% 0.211 10.6), rgb(230, 54, 102).
Aa
Black text reads best on this color (5.08:1).
About this color
#E63666 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.211 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Paradise Pink (#EF476F), ΔE 0.032 away. Black text reads best on it, at 5.08:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.211) |
| Temperature | warm |
| Nearest name | Paradise Pink (#EF476F) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #E63666 |
| RGB | rgb(230, 54, 102) |
| HSL | hsl(344, 78%, 56%) |
| OKLCH | oklch(61.6% 0.211 10.6) |
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 #E63666 | 4.13:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #E63666 | 5.08:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #E63666 text on white | 4.13:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #E63666 text on black | 5.08:1 | AA | Lc -34.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FDE2E5
oklch(93.6% 0.03 10)
-
Step 200
200
#FCCAD0
oklch(88.4% 0.057 10.2)
-
Step 300
300
#FBA5B1
oklch(81% 0.103 10.5)
-
Step 400
400
#F46E88
oklch(70.6% 0.166 10.3)
-
Step 500
500 (this color)
#E63666
oklch(61.6% 0.211 10.6)
-
Step 600
600
#D40053
oklch(55.6% 0.222 10.7)
-
Step 700
700
#B40045
oklch(49.2% 0.197 10.8)
-
Step 800
800
#950038
oklch(42.8% 0.171 10.6)
-
Step 900
900
#791030
oklch(37.7% 0.138 10.4)
-
Step 950
950
#470D1C
oklch(26.9% 0.087 10.3)
#E63666 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) | #666667 | 0.236 |
| Deuteranopia (no green cones) | #938A62 | 0.216 |
| Tritanopia (no blue cones) | #FB004B | 0.050 |
| Achromatopsia (no color) | #7D7D7D | 0.213 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E63666
#E63666
oklch(61.6% 0.211 10.6)
- #009994
#009994
oklch(61.7% 0.106 190.7)
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 #E63666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Paradise Pink #EF476F ΔE 0.032
- Pink Red #F5054F ΔE 0.041
- Cerise #DE0C62 ΔE 0.042
- Red Pink #FA2A55 ΔE 0.043
- Imperial Red #E63946 ΔE 0.043
- Red Pantone #EF233C ΔE 0.051
- Dark Pink #CB416B ΔE 0.051
- Rose #FF006E ΔE 0.053
Use #E63666 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.