#E43666
Closest named color: Paradise Pink (#EF476F). oklch(61.3% 0.209 10.3), rgb(228, 54, 102).
Aa
Black text reads best on this color (5.01:1).
About this color
#E43666 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.209 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Paradise Pink (#EF476F), ΔE 0.035 away. Black text reads best on it, at 5.01:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Paradise Pink (#EF476F) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #E43666 |
| RGB | rgb(228, 54, 102) |
| HSL | hsl(343, 76%, 55%) |
| OKLCH | oklch(61.3% 0.209 10.3) |
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 #E43666 | 4.18:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #E43666 | 5.01:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #E43666 text on white | 4.18:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #E43666 text on black | 5.01:1 | AA | Lc -34.3 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
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
#F46F88
oklch(70.7% 0.164 10.6)
-
Step 500
500 (this color)
#E43666
oklch(61.3% 0.209 10.3)
-
Step 600
600
#D40054
oklch(55.6% 0.222 10.3)
-
Step 700
700
#B40046
oklch(49.2% 0.197 10.4)
-
Step 800
800
#950038
oklch(42.8% 0.171 10.6)
-
Step 900
900
#781130
oklch(37.6% 0.136 10.3)
-
Step 950
950
#470E1C
oklch(27% 0.086 10.8)
#E43666 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) | #656567 | 0.234 |
| Deuteranopia (no green cones) | #928962 | 0.214 |
| Tritanopia (no blue cones) | #F9004B | 0.051 |
| Achromatopsia (no color) | #7C7C7C | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E43666
#E43666
oklch(61.3% 0.209 10.3)
- #009892
#009892
oklch(61.3% 0.106 189.8)
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 #E43666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Paradise Pink #EF476F ΔE 0.035
- Cerise #DE0C62 ΔE 0.039
- Pink Red #F5054F ΔE 0.043
- Imperial Red #E63946 ΔE 0.043
- Red Pink #FA2A55 ΔE 0.046
- Dark Pink #CB416B ΔE 0.047
- Dark Hot Pink #D90166 ΔE 0.052
- Lipstick #D5174E ΔE 0.052
Use #E43666 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.